620637885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1970279}}^1$

素因数の和:1970297

約数の個数: 24

約数和(自身を含む): 1229454720

約数和(自身を除く): 608816835

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1970279, 5910837, 9851395, 13791953, 17732511, 29554185, 41375859, 68959765, 88662555, 124127577, 206879295, 620637885]

約数ペア:

[(1, 620637885), (3, 206879295), (5, 124127577), (7, 88662555), (9, 68959765), (15, 41375859), (21, 29554185), (35, 17732511), (45, 13791953), (63, 9851395), (105, 5910837), (315, 1970279)]