268561623

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 396691200

約数和(自身を除く): 128129577

約数列:

[1, 3, 11, 33, 149, 193, 283, 447, 579, 849, 1639, 2123, 3113, 4917, 6369, 9339, 28757, 42167, 54619, 86271, 126501, 163857, 316327, 463837, 600809, 948981, 1391511, 1802427, 8138231, 24414693, 89520541, 268561623]

約数ペア:

[(1, 268561623), (3, 89520541), (11, 24414693), (33, 8138231), (149, 1802427), (193, 1391511), (283, 948981), (447, 600809), (579, 463837), (849, 316327), (1639, 163857), (2123, 126501), (3113, 86271), (4917, 54619), (6369, 42167), (9339, 28757)]