853274405

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{6491}}^1$

素因数の和:6988

約数の個数: 16

約数和(自身を含む): 1043290368

約数和(自身を除く): 190015963

約数列:

[1, 5, 61, 305, 431, 2155, 6491, 26291, 32455, 131455, 395951, 1979755, 2797621, 13988105, 170654881, 853274405]

約数ペア:

[(1, 853274405), (5, 170654881), (61, 13988105), (305, 2797621), (431, 1979755), (2155, 395951), (6491, 131455), (26291, 32455)]