1247127789

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{719}}^1\times {\mathrm{10909}}^1$

素因数の和:11684

約数の個数: 16

約数和(自身を含む): 1696723200

約数和(自身を除く): 449595411

約数列:

[1, 3, 53, 159, 719, 2157, 10909, 32727, 38107, 114321, 578177, 1734531, 7843571, 23530713, 415709263, 1247127789]

約数ペア:

[(1, 1247127789), (3, 415709263), (53, 23530713), (159, 7843571), (719, 1734531), (2157, 578177), (10909, 114321), (32727, 38107)]