201256279

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 248371200

約数和(自身を除く): 47114921

約数列:

[1, 7, 23, 49, 97, 161, 263, 343, 679, 1127, 1841, 2231, 4753, 6049, 7889, 12887, 15617, 25511, 33271, 42343, 90209, 109319, 178577, 296401, 586753, 765233, 1250039, 2074807, 4107271, 8750273, 28750897, 201256279]

約数ペア:

[(1, 201256279), (7, 28750897), (23, 8750273), (49, 4107271), (97, 2074807), (161, 1250039), (263, 765233), (343, 586753), (679, 296401), (1127, 178577), (1841, 109319), (2231, 90209), (4753, 42343), (6049, 33271), (7889, 25511), (12887, 15617)]