122756728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{12713}}^1$

素因数の和:12807

約数の個数: 32

約数和(自身を含む): 247160160

約数和(自身を除く): 124403432

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 4828, 9656, 12713, 25426, 50852, 101704, 216121, 432242, 864484, 902623, 1728968, 1805246, 3610492, 7220984, 15344591, 30689182, 61378364, 122756728]

約数ペア:

[(1, 122756728), (2, 61378364), (4, 30689182), (8, 15344591), (17, 7220984), (34, 3610492), (68, 1805246), (71, 1728968), (136, 902623), (142, 864484), (284, 432242), (568, 216121), (1207, 101704), (2414, 50852), (4828, 25426), (9656, 12713)]