81667796

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{171571}}^1$

素因数の和:171599

約数の個数: 24

約数和(自身を含む): 172944576

約数和(自身を除く): 91276780

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 171571, 343142, 686284, 1200997, 2401994, 2916707, 4803988, 5833414, 11666828, 20416949, 40833898, 81667796]

約数ペア:

[(1, 81667796), (2, 40833898), (4, 20416949), (7, 11666828), (14, 5833414), (17, 4803988), (28, 2916707), (34, 2401994), (68, 1200997), (119, 686284), (238, 343142), (476, 171571)]