289408522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{727}}^1$

素因数の和:1054

約数の個数: 32

約数和(自身を含む): 477719424

約数和(自身を除く): 188310902

約数列:

[1, 2, 13, 26, 61, 122, 251, 502, 727, 793, 1454, 1586, 3263, 6526, 9451, 15311, 18902, 30622, 44347, 88694, 182477, 199043, 364954, 398086, 576511, 1153022, 2372201, 4744402, 11131097, 22262194, 144704261, 289408522]

約数ペア:

[(1, 289408522), (2, 144704261), (13, 22262194), (26, 11131097), (61, 4744402), (122, 2372201), (251, 1153022), (502, 576511), (727, 398086), (793, 364954), (1454, 199043), (1586, 182477), (3263, 88694), (6526, 44347), (9451, 30622), (15311, 18902)]