394962615

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{172097}}^1$

素因数の和:172128

約数の個数: 32

約数和(自身を含む): 743463360

約数和(自身を除く): 348500745

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 172097, 516291, 860485, 1548873, 2581455, 2925649, 4646619, 7744365, 8776947, 14628245, 23233095, 26330841, 43884735, 78992523, 131654205, 394962615]

約数ペア:

[(1, 394962615), (3, 131654205), (5, 78992523), (9, 43884735), (15, 26330841), (17, 23233095), (27, 14628245), (45, 8776947), (51, 7744365), (85, 4646619), (135, 2925649), (153, 2581455), (255, 1548873), (459, 860485), (765, 516291), (2295, 172097)]