2393215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:890

約数の個数: 16

約数和(自身を含む): 3195936

約数和(自身を除く): 802721

約数列:

[1, 5, 11, 53, 55, 265, 583, 821, 2915, 4105, 9031, 43513, 45155, 217565, 478643, 2393215]

約数ペア:

[(1, 2393215), (5, 478643), (11, 217565), (53, 45155), (55, 43513), (265, 9031), (583, 4105), (821, 2915)]