291003016

素因数分解:

$2^3\times {\mathrm{43}}^2\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 566991360

約数和(自身を除く): 275988344

約数列:

[1, 2, 4, 8, 43, 86, 103, 172, 191, 206, 344, 382, 412, 764, 824, 1528, 1849, 3698, 4429, 7396, 8213, 8858, 14792, 16426, 17716, 19673, 32852, 35432, 39346, 65704, 78692, 157384, 190447, 353159, 380894, 706318, 761788, 845939, 1412636, 1523576, 1691878, 2825272, 3383756, 6767512, 36375377, 72750754, 145501508, 291003016]

約数ペア:

[(1, 291003016), (2, 145501508), (4, 72750754), (8, 36375377), (43, 6767512), (86, 3383756), (103, 2825272), (172, 1691878), (191, 1523576), (206, 1412636), (344, 845939), (382, 761788), (412, 706318), (764, 380894), (824, 353159), (1528, 190447), (1849, 157384), (3698, 78692), (4429, 65704), (7396, 39346), (8213, 35432), (8858, 32852), (14792, 19673), (16426, 17716)]