408906914

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{114797}}^1$

素因数の和:114949

約数の個数: 16

約数和(自身を含む): 665369208

約数和(自身を除く): 256462294

約数列:

[1, 2, 13, 26, 137, 274, 1781, 3562, 114797, 229594, 1492361, 2984722, 15727189, 31454378, 204453457, 408906914]

約数ペア:

[(1, 408906914), (2, 204453457), (13, 31454378), (26, 15727189), (137, 2984722), (274, 1492361), (1781, 229594), (3562, 114797)]