290475856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{8641}}^1$

素因数の和:8851

約数の個数: 40

約数和(自身を含む): 617246208

約数和(自身を除く): 326770352

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 191, 382, 764, 1528, 2101, 3056, 4202, 8404, 8641, 16808, 17282, 33616, 34564, 69128, 95051, 138256, 190102, 380204, 760408, 1520816, 1650431, 3300862, 6601724, 13203448, 18154741, 26406896, 36309482, 72618964, 145237928, 290475856]

約数ペア:

[(1, 290475856), (2, 145237928), (4, 72618964), (8, 36309482), (11, 26406896), (16, 18154741), (22, 13203448), (44, 6601724), (88, 3300862), (176, 1650431), (191, 1520816), (382, 760408), (764, 380204), (1528, 190102), (2101, 138256), (3056, 95051), (4202, 69128), (8404, 34564), (8641, 33616), (16808, 17282)]