2190975

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:367

約数の個数: 24

約数和(自身を含む): 3666432

約数和(自身を除く): 1475457

約数列:

[1, 3, 5, 15, 25, 75, 131, 223, 393, 655, 669, 1115, 1965, 3275, 3345, 5575, 9825, 16725, 29213, 87639, 146065, 438195, 730325, 2190975]

約数ペア:

[(1, 2190975), (3, 730325), (5, 438195), (15, 146065), (25, 87639), (75, 29213), (131, 16725), (223, 9825), (393, 5575), (655, 3345), (669, 3275), (1115, 1965)]