72649390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{660449}}^1$

素因数の和:660467

約数の個数: 16

約数和(自身を含む): 142657200

約数和(自身を除く): 70007810

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 660449, 1320898, 3302245, 6604490, 7264939, 14529878, 36324695, 72649390]

約数ペア:

[(1, 72649390), (2, 36324695), (5, 14529878), (10, 7264939), (11, 6604490), (22, 3302245), (55, 1320898), (110, 660449)]