55025217

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 91353600

約数和(自身を除く): 36328383

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 169, 279, 351, 389, 403, 507, 837, 1167, 1209, 1521, 3501, 3627, 4563, 5057, 5239, 10503, 10881, 12059, 15171, 15717, 36177, 45513, 47151, 65741, 108531, 136539, 141453, 156767, 197223, 325593, 470301, 591669, 1410903, 1775007, 2037971, 4232709, 6113913, 18341739, 55025217]

約数ペア:

[(1, 55025217), (3, 18341739), (9, 6113913), (13, 4232709), (27, 2037971), (31, 1775007), (39, 1410903), (93, 591669), (117, 470301), (169, 325593), (279, 197223), (351, 156767), (389, 141453), (403, 136539), (507, 108531), (837, 65741), (1167, 47151), (1209, 45513), (1521, 36177), (3501, 15717), (3627, 15171), (4563, 12059), (5057, 10881), (5239, 10503)]