123515912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{8669}}^1$

素因数の和:8825

約数の個数: 32

約数和(自身を含む): 251256600

約数和(自身を除く): 127740688

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 1096, 1781, 3562, 7124, 8669, 14248, 17338, 34676, 69352, 112697, 225394, 450788, 901576, 1187653, 2375306, 4750612, 9501224, 15439489, 30878978, 61757956, 123515912]

約数ペア:

[(1, 123515912), (2, 61757956), (4, 30878978), (8, 15439489), (13, 9501224), (26, 4750612), (52, 2375306), (104, 1187653), (137, 901576), (274, 450788), (548, 225394), (1096, 112697), (1781, 69352), (3562, 34676), (7124, 17338), (8669, 14248)]