2123221256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1200917}}^1$

素因数の和:1200953

約数の個数: 32

約数和(自身を含む): 4539470040

約数和(自身を除く): 2416248784

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 1200917, 2401834, 4803668, 9607336, 15611921, 20415589, 31223842, 40831178, 62447684, 81662356, 124895368, 163324712, 265402657, 530805314, 1061610628, 2123221256]

約数ペア:

[(1, 2123221256), (2, 1061610628), (4, 530805314), (8, 265402657), (13, 163324712), (17, 124895368), (26, 81662356), (34, 62447684), (52, 40831178), (68, 31223842), (104, 20415589), (136, 15611921), (221, 9607336), (442, 4803668), (884, 2401834), (1768, 1200917)]