1878795

素因数分解:

$3^4\times 5^1\times {\mathrm{4639}}^1$

素因数の和:4656

約数の個数: 20

約数和(自身を含む): 3368640

約数和(自身を除く): 1489845

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4639, 13917, 23195, 41751, 69585, 125253, 208755, 375759, 626265, 1878795]

約数ペア:

[(1, 1878795), (3, 626265), (5, 375759), (9, 208755), (15, 125253), (27, 69585), (45, 41751), (81, 23195), (135, 13917), (405, 4639)]