2163335

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 2840832

約数和(自身を除く): 677497

約数列:

[1, 5, 17, 31, 85, 155, 527, 821, 2635, 4105, 13957, 25451, 69785, 127255, 432667, 2163335]

約数ペア:

[(1, 2163335), (5, 432667), (17, 127255), (31, 69785), (85, 25451), (155, 13957), (527, 4105), (821, 2635)]