51289315

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1319}}^1$

素因数の和:1443

約数の個数: 32

約数和(自身を含む): 77552640

約数和(自身を除く): 26263325

約数列:

[1, 5, 7, 11, 35, 55, 77, 101, 385, 505, 707, 1111, 1319, 3535, 5555, 6595, 7777, 9233, 14509, 38885, 46165, 72545, 101563, 133219, 507815, 666095, 932533, 1465409, 4662665, 7327045, 10257863, 51289315]

約数ペア:

[(1, 51289315), (5, 10257863), (7, 7327045), (11, 4662665), (35, 1465409), (55, 932533), (77, 666095), (101, 507815), (385, 133219), (505, 101563), (707, 72545), (1111, 46165), (1319, 38885), (3535, 14509), (5555, 9233), (6595, 7777)]