161991470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{13421}}^1$

素因数の和:13516

約数の個数: 32

約数和(自身を含む): 313108416

約数和(自身を除く): 151116946

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 12070, 13421, 26842, 67105, 134210, 228157, 456314, 952891, 1140785, 1905782, 2281570, 4764455, 9528910, 16199147, 32398294, 80995735, 161991470]

約数ペア:

[(1, 161991470), (2, 80995735), (5, 32398294), (10, 16199147), (17, 9528910), (34, 4764455), (71, 2281570), (85, 1905782), (142, 1140785), (170, 952891), (355, 456314), (710, 228157), (1207, 134210), (2414, 67105), (6035, 26842), (12070, 13421)]