71273690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{1987}}^1$

素因数の和:2222

約数の個数: 32

約数和(自身を含む): 136551744

約数和(自身を除く): 65278054

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 211, 422, 1055, 1987, 2110, 3587, 3974, 7174, 9935, 17935, 19870, 33779, 35870, 67558, 168895, 337790, 419257, 838514, 2096285, 4192570, 7127369, 14254738, 35636845, 71273690]

約数ペア:

[(1, 71273690), (2, 35636845), (5, 14254738), (10, 7127369), (17, 4192570), (34, 2096285), (85, 838514), (170, 419257), (211, 337790), (422, 168895), (1055, 67558), (1987, 35870), (2110, 33779), (3587, 19870), (3974, 17935), (7174, 9935)]