3971799

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 6268080

約数和(自身を除く): 2296281

約数列:

[1, 3, 9, 13, 39, 83, 117, 249, 409, 747, 1079, 1227, 3237, 3681, 5317, 9711, 15951, 33947, 47853, 101841, 305523, 441311, 1323933, 3971799]

約数ペア:

[(1, 3971799), (3, 1323933), (9, 441311), (13, 305523), (39, 101841), (83, 47853), (117, 33947), (249, 15951), (409, 9711), (747, 5317), (1079, 3681), (1227, 3237)]