31254041

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 10114279

約数列:

[1, 7, 13, 17, 89, 91, 119, 221, 227, 623, 1157, 1513, 1547, 1589, 2951, 3859, 8099, 10591, 19669, 20203, 20657, 27013, 50167, 137683, 141421, 262639, 343451, 351169, 1838473, 2404157, 4464863, 31254041]

約数ペア:

[(1, 31254041), (7, 4464863), (13, 2404157), (17, 1838473), (89, 351169), (91, 343451), (119, 262639), (221, 141421), (227, 137683), (623, 50167), (1157, 27013), (1513, 20657), (1547, 20203), (1589, 19669), (2951, 10591), (3859, 8099)]