2007121505

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{53731}}^1$

素因数の和:54008

約数の個数: 16

約数和(自身を含む): 2496603648

約数和(自身を除く): 489482143

約数列:

[1, 5, 31, 155, 241, 1205, 7471, 37355, 53731, 268655, 1665661, 8328305, 12949171, 64745855, 401424301, 2007121505]

約数ペア:

[(1, 2007121505), (5, 401424301), (31, 64745855), (155, 12949171), (241, 8328305), (1205, 1665661), (7471, 268655), (37355, 53731)]