231657257

素因数分解:

${\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 261324000

約数和(自身を除く): 29666743

約数列:

[1, 13, 41, 67, 169, 499, 533, 871, 2747, 6487, 6929, 11323, 20459, 33433, 35711, 84331, 265967, 434629, 464243, 1370753, 3457571, 5650177, 17819789, 231657257]

約数ペア:

[(1, 231657257), (13, 17819789), (41, 5650177), (67, 3457571), (169, 1370753), (499, 464243), (533, 434629), (871, 265967), (2747, 84331), (6487, 35711), (6929, 33433), (11323, 20459)]