3963825

素因数分解:

$3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:318

約数の個数: 36

約数和(自身を含む): 7221760

約数和(自身を除く): 3257935

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 223, 225, 237, 395, 669, 711, 1115, 1185, 1975, 2007, 3345, 3555, 5575, 5925, 10035, 16725, 17617, 17775, 50175, 52851, 88085, 158553, 264255, 440425, 792765, 1321275, 3963825]

約数ペア:

[(1, 3963825), (3, 1321275), (5, 792765), (9, 440425), (15, 264255), (25, 158553), (45, 88085), (75, 52851), (79, 50175), (223, 17775), (225, 17617), (237, 16725), (395, 10035), (669, 5925), (711, 5575), (1115, 3555), (1185, 3345), (1975, 2007)]