248795589

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{25261}}^1$

素因数の和:25345

約数の個数: 24

約数和(自身を含む): 391662048

約数和(自身を除く): 142866459

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 1407, 3283, 9849, 25261, 75783, 176827, 530481, 1237789, 1692487, 3713367, 5077461, 11847409, 35542227, 82931863, 248795589]

約数ペア:

[(1, 248795589), (3, 82931863), (7, 35542227), (21, 11847409), (49, 5077461), (67, 3713367), (147, 1692487), (201, 1237789), (469, 530481), (1407, 176827), (3283, 75783), (9849, 25261)]