2597991

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 4041072

約数和(自身を除く): 1443081

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 363, 421, 561, 1263, 2057, 4631, 6171, 7157, 13893, 21471, 50941, 78727, 152823, 236181, 865997, 2597991]

約数ペア:

[(1, 2597991), (3, 865997), (11, 236181), (17, 152823), (33, 78727), (51, 50941), (121, 21471), (187, 13893), (363, 7157), (421, 6171), (561, 4631), (1263, 2057)]