1356505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 16

約数和(自身を含む): 1742400

約数和(自身を除く): 385895

約数列:

[1, 5, 19, 95, 109, 131, 545, 655, 2071, 2489, 10355, 12445, 14279, 71395, 271301, 1356505]

約数ペア:

[(1, 1356505), (5, 271301), (19, 71395), (95, 14279), (109, 12445), (131, 10355), (545, 2489), (655, 2071)]