68370399

素因数分解:

$3^4\times {\mathrm{457}}^1\times {\mathrm{1847}}^1$

素因数の和:2316

約数の個数: 20

約数和(自身を含む): 102412464

約数和(自身を除く): 34042065

約数列:

[1, 3, 9, 27, 81, 457, 1371, 1847, 4113, 5541, 12339, 16623, 37017, 49869, 149607, 844079, 2532237, 7596711, 22790133, 68370399]

約数ペア:

[(1, 68370399), (3, 22790133), (9, 7596711), (27, 2532237), (81, 844079), (457, 149607), (1371, 49869), (1847, 37017), (4113, 16623), (5541, 12339)]