1389270911

素因数分解:

$7^1\times {\mathrm{239}}^1\times {\mathrm{823}}^1\times {\mathrm{1009}}^1$

素因数の和:2078

約数の個数: 16

約数和(自身を含む): 1597900800

約数和(自身を除く): 208629889

約数列:

[1, 7, 239, 823, 1009, 1673, 5761, 7063, 196697, 241151, 830407, 1376879, 1688057, 5812849, 198467273, 1389270911]

約数ペア:

[(1, 1389270911), (7, 198467273), (239, 5812849), (823, 1688057), (1009, 1376879), (1673, 830407), (5761, 241151), (7063, 196697)]