16662915

素因数分解:

$3^4\times 5^1\times {\mathrm{41143}}^1$

素因数の和:41160

約数の個数: 20

約数和(自身を含む): 29870544

約数和(自身を除く): 13207629

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 41143, 123429, 205715, 370287, 617145, 1110861, 1851435, 3332583, 5554305, 16662915]

約数ペア:

[(1, 16662915), (3, 5554305), (5, 3332583), (9, 1851435), (15, 1110861), (27, 617145), (45, 370287), (81, 205715), (135, 123429), (405, 41143)]