13750331

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{971}}^1$

素因数の和:1019

約数の個数: 18

約数和(自身を含む): 17009028

約数和(自身を除く): 3258697

約数列:

[1, 7, 17, 49, 119, 289, 833, 971, 2023, 6797, 14161, 16507, 47579, 115549, 280619, 808843, 1964333, 13750331]

約数ペア:

[(1, 13750331), (7, 1964333), (17, 808843), (49, 280619), (119, 115549), (289, 47579), (833, 16507), (971, 14161), (2023, 6797)]