75015213

素因数分解:

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

素因数の和:978

約数の個数: 48

約数和(自身を含む): 129300480

約数和(自身を除く): 54285267

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 169, 273, 299, 483, 507, 897, 919, 1183, 2093, 2757, 3549, 3887, 6279, 6433, 11661, 11947, 19299, 21137, 27209, 35841, 63411, 81627, 83629, 147959, 155311, 250887, 274781, 443877, 465933, 824343, 1087177, 1923467, 3261531, 3572153, 5770401, 10716459, 25005071, 75015213]

約数ペア:

[(1, 75015213), (3, 25005071), (7, 10716459), (13, 5770401), (21, 3572153), (23, 3261531), (39, 1923467), (69, 1087177), (91, 824343), (161, 465933), (169, 443877), (273, 274781), (299, 250887), (483, 155311), (507, 147959), (897, 83629), (919, 81627), (1183, 63411), (2093, 35841), (2757, 27209), (3549, 21137), (3887, 19299), (6279, 11947), (6433, 11661)]