40392807

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{919}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 70479360

約数和(自身を除く): 30086553

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 273, 299, 483, 637, 897, 919, 1127, 1911, 2093, 2757, 3381, 6279, 6433, 11947, 14651, 19299, 21137, 35841, 43953, 45031, 63411, 83629, 135093, 147959, 250887, 274781, 443877, 585403, 824343, 1035713, 1756209, 1923467, 3107139, 5770401, 13464269, 40392807]

約数ペア:

[(1, 40392807), (3, 13464269), (7, 5770401), (13, 3107139), (21, 1923467), (23, 1756209), (39, 1035713), (49, 824343), (69, 585403), (91, 443877), (147, 274781), (161, 250887), (273, 147959), (299, 135093), (483, 83629), (637, 63411), (897, 45031), (919, 43953), (1127, 35841), (1911, 21137), (2093, 19299), (2757, 14651), (3381, 11947), (6279, 6433)]