1397804907

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{159403}}^1$

素因数の和:159522

約数の個数: 16

約数和(自身を含む): 1938352640

約数和(自身を除く): 540547733

約数列:

[1, 3, 37, 79, 111, 237, 2923, 8769, 159403, 478209, 5897911, 12592837, 17693733, 37778511, 465934969, 1397804907]

約数ペア:

[(1, 1397804907), (3, 465934969), (37, 37778511), (79, 17693733), (111, 12592837), (237, 5897911), (2923, 478209), (8769, 159403)]