289030095

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{919}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 520977600

約数和(自身を除く): 231947505

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 241, 261, 435, 723, 919, 1205, 1305, 2169, 2757, 3615, 4595, 6989, 8271, 10845, 13785, 20967, 26651, 34945, 41355, 62901, 79953, 104835, 133255, 221479, 239859, 314505, 399765, 664437, 1107395, 1199295, 1993311, 3322185, 6422891, 9966555, 19268673, 32114455, 57806019, 96343365, 289030095]

約数ペア:

[(1, 289030095), (3, 96343365), (5, 57806019), (9, 32114455), (15, 19268673), (29, 9966555), (45, 6422891), (87, 3322185), (145, 1993311), (241, 1199295), (261, 1107395), (435, 664437), (723, 399765), (919, 314505), (1205, 239859), (1305, 221479), (2169, 133255), (2757, 104835), (3615, 79953), (4595, 62901), (6989, 41355), (8271, 34945), (10845, 26651), (13785, 20967)]