28426244

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 96

約数和(自身を含む): 67495680

約数和(自身を除く): 39069436

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 61, 68, 77, 89, 119, 122, 154, 178, 187, 238, 244, 308, 356, 374, 427, 476, 623, 671, 748, 854, 979, 1037, 1246, 1309, 1342, 1513, 1708, 1958, 2074, 2492, 2618, 2684, 3026, 3916, 4148, 4697, 5236, 5429, 6052, 6853, 7259, 9394, 10591, 10858, 11407, 13706, 14518, 16643, 18788, 21182, 21716, 22814, 27412, 29036, 33286, 38003, 42364, 45628, 59719, 66572, 76006, 79849, 92293, 116501, 119438, 152012, 159698, 184586, 233002, 238876, 319396, 369172, 418033, 466004, 646051, 836066, 1015223, 1292102, 1672132, 2030446, 2584204, 4060892, 7106561, 14213122, 28426244]

約数ペア:

[(1, 28426244), (2, 14213122), (4, 7106561), (7, 4060892), (11, 2584204), (14, 2030446), (17, 1672132), (22, 1292102), (28, 1015223), (34, 836066), (44, 646051), (61, 466004), (68, 418033), (77, 369172), (89, 319396), (119, 238876), (122, 233002), (154, 184586), (178, 159698), (187, 152012), (238, 119438), (244, 116501), (308, 92293), (356, 79849), (374, 76006), (427, 66572), (476, 59719), (623, 45628), (671, 42364), (748, 38003), (854, 33286), (979, 29036), (1037, 27412), (1246, 22814), (1309, 21716), (1342, 21182), (1513, 18788), (1708, 16643), (1958, 14518), (2074, 13706), (2492, 11407), (2618, 10858), (2684, 10591), (3026, 9394), (3916, 7259), (4148, 6853), (4697, 6052), (5236, 5429)]