25287585

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{757}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 43224192

約数和(自身を除く): 17936607

約数列:

[1, 3, 5, 15, 17, 51, 85, 131, 255, 393, 655, 757, 1965, 2227, 2271, 3785, 6681, 11135, 11355, 12869, 33405, 38607, 64345, 99167, 193035, 297501, 495835, 1487505, 1685839, 5057517, 8429195, 25287585]

約数ペア:

[(1, 25287585), (3, 8429195), (5, 5057517), (15, 1685839), (17, 1487505), (51, 495835), (85, 297501), (131, 193035), (255, 99167), (393, 64345), (655, 38607), (757, 33405), (1965, 12869), (2227, 11355), (2271, 11135), (3785, 6681)]