91217903

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 115752960

約数和(自身を除く): 24535057

約数列:

[1, 7, 17, 31, 79, 119, 217, 313, 527, 553, 1343, 2191, 2449, 3689, 5321, 9401, 9703, 17143, 24727, 37247, 41633, 67921, 164951, 173089, 291431, 420359, 766537, 1154657, 2942513, 5365759, 13031129, 91217903]

約数ペア:

[(1, 91217903), (7, 13031129), (17, 5365759), (31, 2942513), (79, 1154657), (119, 766537), (217, 420359), (313, 291431), (527, 173089), (553, 164951), (1343, 67921), (2191, 41633), (2449, 37247), (3689, 24727), (5321, 17143), (9401, 9703)]