28928977812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{19421}}^1$

素因数の和:19718

約数の個数: 144

約数和(自身を含む): 87550025472

約数和(自身を除く): 58621047660

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 257, 276, 322, 414, 483, 514, 644, 771, 828, 966, 1028, 1449, 1542, 1799, 1932, 2313, 2898, 3084, 3598, 4626, 5397, 5796, 5911, 7196, 9252, 10794, 11822, 16191, 17733, 19421, 21588, 23644, 32382, 35466, 38842, 41377, 53199, 58263, 64764, 70932, 77684, 82754, 106398, 116526, 124131, 135947, 165508, 174789, 212796, 233052, 248262, 271894, 349578, 372393, 407841, 446683, 496524, 543788, 699156, 744786, 815682, 893366, 1223523, 1340049, 1489572, 1631364, 1786732, 2447046, 2680098, 3126781, 4020147, 4894092, 4991197, 5360196, 6253562, 8040294, 9380343, 9982394, 12507124, 14973591, 16080588, 18760686, 19964788, 28141029, 29947182, 34938379, 37521372, 44920773, 56282058, 59894364, 69876758, 89841546, 104815137, 112564116, 114797531, 139753516, 179683092, 209630274, 229595062, 314445411, 344392593, 419260548, 459190124, 628890822, 688785186, 803582717, 1033177779, 1257781644, 1377570372, 1607165434, 2066355558, 2410748151, 3214330868, 4132711116, 4821496302, 7232244453, 9642992604, 14464488906, 28928977812]

約数ペア:

[(1, 28928977812), (2, 14464488906), (3, 9642992604), (4, 7232244453), (6, 4821496302), (7, 4132711116), (9, 3214330868), (12, 2410748151), (14, 2066355558), (18, 1607165434), (21, 1377570372), (23, 1257781644), (28, 1033177779), (36, 803582717), (42, 688785186), (46, 628890822), (63, 459190124), (69, 419260548), (84, 344392593), (92, 314445411), (126, 229595062), (138, 209630274), (161, 179683092), (207, 139753516), (252, 114797531), (257, 112564116), (276, 104815137), (322, 89841546), (414, 69876758), (483, 59894364), (514, 56282058), (644, 44920773), (771, 37521372), (828, 34938379), (966, 29947182), (1028, 28141029), (1449, 19964788), (1542, 18760686), (1799, 16080588), (1932, 14973591), (2313, 12507124), (2898, 9982394), (3084, 9380343), (3598, 8040294), (4626, 6253562), (5397, 5360196), (5796, 4991197), (5911, 4894092), (7196, 4020147), (9252, 3126781), (10794, 2680098), (11822, 2447046), (16191, 1786732), (17733, 1631364), (19421, 1489572), (21588, 1340049), (23644, 1223523), (32382, 893366), (35466, 815682), (38842, 744786), (41377, 699156), (53199, 543788), (58263, 496524), (64764, 446683), (70932, 407841), (77684, 372393), (82754, 349578), (106398, 271894), (116526, 248262), (124131, 233052), (135947, 212796), (165508, 174789)]