13521201

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{307}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 18494784

約数和(自身を除く): 4973583

約数列:

[1, 3, 53, 159, 277, 307, 831, 921, 14681, 16271, 44043, 48813, 85039, 255117, 4507067, 13521201]

約数ペア:

[(1, 13521201), (3, 4507067), (53, 255117), (159, 85039), (277, 48813), (307, 44043), (831, 16271), (921, 14681)]