17721483

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{12281}}^1$

素因数の和:12334

約数の個数: 16

約数和(自身を含む): 26136096

約数和(自身を除く): 8414613

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 12281, 36843, 159653, 454397, 478959, 1363191, 5907161, 17721483]

約数ペア:

[(1, 17721483), (3, 5907161), (13, 1363191), (37, 478959), (39, 454397), (111, 159653), (481, 36843), (1443, 12281)]