74987717

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{571}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 87364992

約数和(自身を除く): 12377275

約数列:

[1, 7, 73, 257, 511, 571, 1799, 3997, 18761, 41683, 131327, 146747, 291781, 1027229, 10712531, 74987717]

約数ペア:

[(1, 74987717), (7, 10712531), (73, 1027229), (257, 291781), (511, 146747), (571, 131327), (1799, 41683), (3997, 18761)]