279969218

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{241}}^1\times {\mathrm{1609}}^1$

素因数の和:1890

約数の個数: 24

約数和(自身を含む): 445335660

約数和(自身を除く): 165366442

約数列:

[1, 2, 19, 38, 241, 361, 482, 722, 1609, 3218, 4579, 9158, 30571, 61142, 87001, 174002, 387769, 580849, 775538, 1161698, 7367611, 14735222, 139984609, 279969218]

約数ペア:

[(1, 279969218), (2, 139984609), (19, 14735222), (38, 7367611), (241, 1161698), (361, 775538), (482, 580849), (722, 387769), (1609, 174002), (3218, 87001), (4579, 61142), (9158, 30571)]