643553118

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1254

約数の個数: 96

約数和(自身を含む): 1571082240

約数和(自身を除く): 927529122

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 79, 93, 117, 158, 186, 234, 237, 279, 403, 474, 558, 711, 806, 1027, 1123, 1209, 1422, 2054, 2246, 2418, 2449, 3081, 3369, 3627, 4898, 6162, 6738, 7254, 7347, 9243, 10107, 14599, 14694, 18486, 20214, 22041, 29198, 31837, 34813, 43797, 44082, 63674, 69626, 87594, 88717, 95511, 104439, 131391, 177434, 191022, 208878, 262782, 266151, 286533, 313317, 452569, 532302, 573066, 626634, 798453, 905138, 1153321, 1357707, 1596906, 2306642, 2715414, 2750227, 3459963, 4073121, 5500454, 6919926, 8146242, 8250681, 10379889, 16501362, 20759778, 24752043, 35752951, 49504086, 71505902, 107258853, 214517706, 321776559, 643553118]

約数ペア:

[(1, 643553118), (2, 321776559), (3, 214517706), (6, 107258853), (9, 71505902), (13, 49504086), (18, 35752951), (26, 24752043), (31, 20759778), (39, 16501362), (62, 10379889), (78, 8250681), (79, 8146242), (93, 6919926), (117, 5500454), (158, 4073121), (186, 3459963), (234, 2750227), (237, 2715414), (279, 2306642), (403, 1596906), (474, 1357707), (558, 1153321), (711, 905138), (806, 798453), (1027, 626634), (1123, 573066), (1209, 532302), (1422, 452569), (2054, 313317), (2246, 286533), (2418, 266151), (2449, 262782), (3081, 208878), (3369, 191022), (3627, 177434), (4898, 131391), (6162, 104439), (6738, 95511), (7254, 88717), (7347, 87594), (9243, 69626), (10107, 63674), (14599, 44082), (14694, 43797), (18486, 34813), (20214, 31837), (22041, 29198)]