16293555

素因数分解:

$3^4\times 5^1\times {\mathrm{40231}}^1$

素因数の和:40248

約数の個数: 20

約数和(自身を含む): 29208432

約数和(自身を除く): 12914877

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 40231, 120693, 201155, 362079, 603465, 1086237, 1810395, 3258711, 5431185, 16293555]

約数ペア:

[(1, 16293555), (3, 5431185), (5, 3258711), (9, 1810395), (15, 1086237), (27, 603465), (45, 362079), (81, 201155), (135, 120693), (405, 40231)]