208956826

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{27809}}^1$

素因数の和:27858

約数の個数: 24

約数和(自身を含む): 358582140

約数和(自身を除く): 149625314

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 3757, 7514, 27809, 55618, 361517, 472753, 723034, 945506, 6145789, 8036801, 12291578, 16073602, 104478413, 208956826]

約数ペア:

[(1, 208956826), (2, 104478413), (13, 16073602), (17, 12291578), (26, 8036801), (34, 6145789), (221, 945506), (289, 723034), (442, 472753), (578, 361517), (3757, 55618), (7514, 27809)]