123470055

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 229232640

約数和(自身を除く): 105762585

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 163, 181, 279, 465, 489, 543, 815, 837, 905, 1395, 1467, 1629, 2445, 2715, 4185, 4401, 4887, 5053, 5611, 7335, 8145, 15159, 16833, 22005, 24435, 25265, 28055, 29503, 45477, 50499, 75795, 84165, 88509, 136431, 147515, 151497, 227385, 252495, 265527, 442545, 682155, 757485, 796581, 914593, 1327635, 2743779, 3982905, 4572965, 8231337, 13718895, 24694011, 41156685, 123470055]

約数ペア:

[(1, 123470055), (3, 41156685), (5, 24694011), (9, 13718895), (15, 8231337), (27, 4572965), (31, 3982905), (45, 2743779), (93, 1327635), (135, 914593), (155, 796581), (163, 757485), (181, 682155), (279, 442545), (465, 265527), (489, 252495), (543, 227385), (815, 151497), (837, 147515), (905, 136431), (1395, 88509), (1467, 84165), (1629, 75795), (2445, 50499), (2715, 45477), (4185, 29503), (4401, 28055), (4887, 25265), (5053, 24435), (5611, 22005), (7335, 16833), (8145, 15159)]