977963991

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{2423}}^1$

素因数の和:2615

約数の個数: 32

約数和(自身を含む): 1406307840

約数和(自身を除く): 428343849

約数列:

[1, 3, 19, 57, 73, 97, 219, 291, 1387, 1843, 2423, 4161, 5529, 7081, 7269, 21243, 46037, 134539, 138111, 176879, 235031, 403617, 530637, 705093, 3360701, 4465589, 10082103, 13396767, 17157263, 51471789, 325987997, 977963991]

約数ペア:

[(1, 977963991), (3, 325987997), (19, 51471789), (57, 17157263), (73, 13396767), (97, 10082103), (219, 4465589), (291, 3360701), (1387, 705093), (1843, 530637), (2423, 403617), (4161, 235031), (5529, 176879), (7081, 138111), (7269, 134539), (21243, 46037)]