40005207

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{823}}^1$

素因数の和:1331

約数の個数: 24

約数和(自身を含む): 63243648

約数和(自身を除く): 23238441

約数列:

[1, 3, 9, 11, 33, 99, 491, 823, 1473, 2469, 4419, 5401, 7407, 9053, 16203, 27159, 48609, 81477, 404093, 1212279, 3636837, 4445023, 13335069, 40005207]

約数ペア:

[(1, 40005207), (3, 13335069), (9, 4445023), (11, 3636837), (33, 1212279), (99, 404093), (491, 81477), (823, 48609), (1473, 27159), (2469, 16203), (4419, 9053), (5401, 7407)]