90713961

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 154920480

約数和(自身を除く): 64206519

約数列:

[1, 3, 9, 13, 19, 39, 43, 57, 73, 117, 129, 169, 171, 219, 247, 387, 507, 559, 657, 741, 817, 949, 1387, 1521, 1677, 2223, 2451, 2847, 3139, 3211, 4161, 5031, 7267, 7353, 8541, 9417, 9633, 10621, 12337, 12483, 18031, 21801, 28251, 28899, 31863, 37011, 40807, 54093, 59641, 65403, 95589, 111033, 122421, 138073, 162279, 178923, 234403, 367263, 414219, 530491, 536769, 703209, 775333, 1242657, 1591473, 2109627, 2325999, 4774419, 6977997, 10079329, 30237987, 90713961]

約数ペア:

[(1, 90713961), (3, 30237987), (9, 10079329), (13, 6977997), (19, 4774419), (39, 2325999), (43, 2109627), (57, 1591473), (73, 1242657), (117, 775333), (129, 703209), (169, 536769), (171, 530491), (219, 414219), (247, 367263), (387, 234403), (507, 178923), (559, 162279), (657, 138073), (741, 122421), (817, 111033), (949, 95589), (1387, 65403), (1521, 59641), (1677, 54093), (2223, 40807), (2451, 37011), (2847, 31863), (3139, 28899), (3211, 28251), (4161, 21801), (5031, 18031), (7267, 12483), (7353, 12337), (8541, 10621), (9417, 9633)]