81118401

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12919}}^1$

素因数の和:12965

約数の個数: 32

約数和(自身を含む): 138915840

約数和(自身を除く): 57797439

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 6279, 12919, 38757, 90433, 167947, 271299, 297137, 503841, 891411, 1175629, 2079959, 3526887, 3862781, 6239877, 11588343, 27039467, 81118401]

約数ペア:

[(1, 81118401), (3, 27039467), (7, 11588343), (13, 6239877), (21, 3862781), (23, 3526887), (39, 2079959), (69, 1175629), (91, 891411), (161, 503841), (273, 297137), (299, 271299), (483, 167947), (897, 90433), (2093, 38757), (6279, 12919)]