2983855

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 4391280

約数和(自身を除く): 1407425

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 641, 665, 931, 3205, 4487, 4655, 12179, 22435, 31409, 60895, 85253, 157045, 426265, 596771, 2983855]

約数ペア:

[(1, 2983855), (5, 596771), (7, 426265), (19, 157045), (35, 85253), (49, 60895), (95, 31409), (133, 22435), (245, 12179), (641, 4655), (665, 4487), (931, 3205)]