61555815

素因数分解:

$3^3\times 5^1\times {\mathrm{455969}}^1$

素因数の和:455983

約数の個数: 16

約数和(自身を含む): 109432800

約数和(自身を除く): 47876985

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 455969, 1367907, 2279845, 4103721, 6839535, 12311163, 20518605, 61555815]

約数ペア:

[(1, 61555815), (3, 20518605), (5, 12311163), (9, 6839535), (15, 4103721), (27, 2279845), (45, 1367907), (135, 455969)]