1577165

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 16

約数和(自身を含む): 1998000

約数和(自身を除く): 420835

約数列:

[1, 5, 29, 73, 145, 149, 365, 745, 2117, 4321, 10585, 10877, 21605, 54385, 315433, 1577165]

約数ペア:

[(1, 1577165), (5, 315433), (29, 54385), (73, 21605), (145, 10877), (149, 10585), (365, 4321), (745, 2117)]