15765421

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1049}}^1$

素因数の和:1188

約数の個数: 16

約数和(自身を含む): 19152000

約数和(自身を除く): 3386579

約数列:

[1, 7, 19, 113, 133, 791, 1049, 2147, 7343, 15029, 19931, 118537, 139517, 829759, 2252203, 15765421]

約数ペア:

[(1, 15765421), (7, 2252203), (19, 829759), (113, 139517), (133, 118537), (791, 19931), (1049, 15029), (2147, 7343)]