491609079

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79279}}^1$

素因数の和:79351

約数の個数: 24

約数和(自身を含む): 779163840

約数和(自身を除く): 287554761

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2067, 6201, 79279, 237837, 713511, 1030627, 3091881, 4201787, 9275643, 12605361, 37816083, 54623231, 163869693, 491609079]

約数ペア:

[(1, 491609079), (3, 163869693), (9, 54623231), (13, 37816083), (39, 12605361), (53, 9275643), (117, 4201787), (159, 3091881), (477, 1030627), (689, 713511), (2067, 237837), (6201, 79279)]