1312731

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 2206464

約数和(自身を除く): 893733

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 311, 469, 603, 933, 1407, 2177, 2799, 4221, 6531, 19593, 20837, 62511, 145859, 187533, 437577, 1312731]

約数ペア:

[(1, 1312731), (3, 437577), (7, 187533), (9, 145859), (21, 62511), (63, 20837), (67, 19593), (201, 6531), (311, 4221), (469, 2799), (603, 2177), (933, 1407)]