31450797

素因数分解:

$3^2\times 7^2\times {\mathrm{71317}}^1$

素因数の和:71337

約数の個数: 18

約数和(自身を含む): 52846638

約数和(自身を除く): 21395841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 71317, 213951, 499219, 641853, 1497657, 3494533, 4492971, 10483599, 31450797]

約数ペア:

[(1, 31450797), (3, 10483599), (7, 4492971), (9, 3494533), (21, 1497657), (49, 641853), (63, 499219), (147, 213951), (441, 71317)]