54687555

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 120

約数和(自身を含む): 114789312

約数和(自身を除く): 60101757

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 47, 51, 65, 81, 85, 117, 135, 141, 153, 169, 195, 221, 235, 255, 351, 405, 423, 459, 507, 585, 611, 663, 705, 765, 799, 845, 1053, 1105, 1269, 1377, 1521, 1755, 1833, 1989, 2115, 2295, 2397, 2535, 2873, 3055, 3315, 3807, 3995, 4563, 5265, 5499, 5967, 6345, 6885, 7191, 7605, 7943, 8619, 9165, 9945, 10387, 11985, 13689, 14365, 16497, 17901, 19035, 21573, 22815, 23829, 25857, 27495, 29835, 31161, 35955, 39715, 43095, 49491, 51935, 64719, 68445, 71487, 77571, 82485, 89505, 93483, 107865, 119145, 129285, 135031, 155805, 214461, 232713, 247455, 280449, 323595, 357435, 387855, 405093, 467415, 643383, 675155, 841347, 1072305, 1163565, 1215279, 1402245, 2025465, 3216915, 3645837, 4206735, 6076395, 10937511, 18229185, 54687555]

約数ペア:

[(1, 54687555), (3, 18229185), (5, 10937511), (9, 6076395), (13, 4206735), (15, 3645837), (17, 3216915), (27, 2025465), (39, 1402245), (45, 1215279), (47, 1163565), (51, 1072305), (65, 841347), (81, 675155), (85, 643383), (117, 467415), (135, 405093), (141, 387855), (153, 357435), (169, 323595), (195, 280449), (221, 247455), (235, 232713), (255, 214461), (351, 155805), (405, 135031), (423, 129285), (459, 119145), (507, 107865), (585, 93483), (611, 89505), (663, 82485), (705, 77571), (765, 71487), (799, 68445), (845, 64719), (1053, 51935), (1105, 49491), (1269, 43095), (1377, 39715), (1521, 35955), (1755, 31161), (1833, 29835), (1989, 27495), (2115, 25857), (2295, 23829), (2397, 22815), (2535, 21573), (2873, 19035), (3055, 17901), (3315, 16497), (3807, 14365), (3995, 13689), (4563, 11985), (5265, 10387), (5499, 9945), (5967, 9165), (6345, 8619), (6885, 7943), (7191, 7605)]