258215981247

素因数分解:

$3^3\times 7^2\times {\mathrm{3209}}^1\times {\mathrm{60821}}^1$

素因数の和:64053

約数の個数: 48

約数和(自身を含む): 445144053600

約数和(自身を除く): 186928072353

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 3209, 9627, 22463, 28881, 60821, 67389, 86643, 157241, 182463, 202167, 425747, 471723, 547389, 606501, 1277241, 1415169, 1642167, 2980229, 3831723, 4245507, 8940687, 11495169, 26822061, 80466183, 195174589, 585523767, 1366222123, 1756571301, 4098666369, 5269713903, 9563554861, 12295999107, 28690664583, 36887997321, 86071993749, 258215981247]

約数ペア:

[(1, 258215981247), (3, 86071993749), (7, 36887997321), (9, 28690664583), (21, 12295999107), (27, 9563554861), (49, 5269713903), (63, 4098666369), (147, 1756571301), (189, 1366222123), (441, 585523767), (1323, 195174589), (3209, 80466183), (9627, 26822061), (22463, 11495169), (28881, 8940687), (60821, 4245507), (67389, 3831723), (86643, 2980229), (157241, 1642167), (182463, 1415169), (202167, 1277241), (425747, 606501), (471723, 547389)]