29917719

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6911}}^1$

素因数の和:6967

約数の個数: 24

約数和(自身を含む): 47803392

約数和(自身を除く): 17885673

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 6911, 20733, 62199, 89843, 255707, 269529, 767121, 808587, 2301363, 3324191, 9972573, 29917719]

約数ペア:

[(1, 29917719), (3, 9972573), (9, 3324191), (13, 2301363), (37, 808587), (39, 767121), (111, 269529), (117, 255707), (333, 89843), (481, 62199), (1443, 20733), (4329, 6911)]