40160991

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{701}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 58580496

約数和(自身を除く): 18419505

約数列:

[1, 3, 13, 39, 113, 169, 339, 507, 701, 1469, 2103, 4407, 9113, 19097, 27339, 57291, 79213, 118469, 237639, 355407, 1029769, 3089307, 13386997, 40160991]

約数ペア:

[(1, 40160991), (3, 13386997), (13, 3089307), (39, 1029769), (113, 355407), (169, 237639), (339, 118469), (507, 79213), (701, 57291), (1469, 27339), (2103, 19097), (4407, 9113)]