24780917

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 31026240

約数和(自身を除く): 6245323

約数列:

[1, 7, 17, 49, 71, 119, 419, 497, 833, 1207, 2933, 3479, 7123, 8449, 20531, 29749, 49861, 59143, 208243, 349027, 505733, 1457701, 3540131, 24780917]

約数ペア:

[(1, 24780917), (7, 3540131), (17, 1457701), (49, 505733), (71, 349027), (119, 208243), (419, 59143), (497, 49861), (833, 29749), (1207, 20531), (2933, 8449), (3479, 7123)]