289399982

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{6571}}^1$

素因数の和:6672

約数の個数: 24

約数和(自身を含む): 465731352

約数和(自身を除く): 176331370

約数列:

[1, 2, 19, 38, 61, 122, 361, 722, 1159, 2318, 6571, 13142, 22021, 44042, 124849, 249698, 400831, 801662, 2372131, 4744262, 7615789, 15231578, 144699991, 289399982]

約数ペア:

[(1, 289399982), (2, 144699991), (19, 15231578), (38, 7615789), (61, 4744262), (122, 2372131), (361, 801662), (722, 400831), (1159, 249698), (2318, 124849), (6571, 44042), (13142, 22021)]