7280705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 9270720

約数和(自身を除く): 1990015

約数列:

[1, 5, 19, 95, 173, 443, 865, 2215, 3287, 8417, 16435, 42085, 76639, 383195, 1456141, 7280705]

約数ペア:

[(1, 7280705), (5, 1456141), (19, 383195), (95, 76639), (173, 42085), (443, 16435), (865, 8417), (2215, 3287)]