215510414

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{669287}}^1$

素因数の和:669319

約数の個数: 16

約数和(自身を含む): 385509888

約数和(自身を除く): 169999474

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 669287, 1338574, 4685009, 9370018, 15393601, 30787202, 107755207, 215510414]

約数ペア:

[(1, 215510414), (2, 107755207), (7, 30787202), (14, 15393601), (23, 9370018), (46, 4685009), (161, 1338574), (322, 669287)]