8440874

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 14651280

約数和(自身を除く): 6210406

約数列:

[1, 2, 13, 17, 26, 34, 113, 169, 221, 226, 338, 442, 1469, 1921, 2197, 2873, 2938, 3842, 4394, 5746, 19097, 24973, 37349, 38194, 49946, 74698, 248261, 324649, 496522, 649298, 4220437, 8440874]

約数ペア:

[(1, 8440874), (2, 4220437), (13, 649298), (17, 496522), (26, 324649), (34, 248261), (113, 74698), (169, 49946), (221, 38194), (226, 37349), (338, 24973), (442, 19097), (1469, 5746), (1921, 4394), (2197, 3842), (2873, 2938)]