207320477

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 263687424

約数和(自身を除く): 56366947

約数列:

[1, 7, 13, 41, 91, 181, 287, 307, 533, 1267, 2149, 2353, 3731, 3991, 7421, 12587, 16471, 27937, 51947, 55567, 88109, 96473, 163631, 388969, 675311, 722371, 1145417, 2278247, 5056597, 15947729, 29617211, 207320477]

約数ペア:

[(1, 207320477), (7, 29617211), (13, 15947729), (41, 5056597), (91, 2278247), (181, 1145417), (287, 722371), (307, 675311), (533, 388969), (1267, 163631), (2149, 96473), (2353, 88109), (3731, 55567), (3991, 51947), (7421, 27937), (12587, 16471)]