680595

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 1164144

約数和(自身を除く): 483549

約数列:

[1, 3, 5, 15, 17, 51, 85, 157, 255, 289, 471, 785, 867, 1445, 2355, 2669, 4335, 8007, 13345, 40035, 45373, 136119, 226865, 680595]

約数ペア:

[(1, 680595), (3, 226865), (5, 136119), (15, 45373), (17, 40035), (51, 13345), (85, 8007), (157, 4335), (255, 2669), (289, 2355), (471, 1445), (785, 867)]