212328795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{8461}}^1$

素因数の和:8715

約数の個数: 32

約数和(自身を含む): 389928960

約数和(自身を除く): 177600165

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 239, 717, 1195, 1673, 3585, 5019, 8365, 8461, 25095, 25383, 42305, 59227, 126915, 177681, 296135, 888405, 2022179, 6066537, 10110895, 14155253, 30332685, 42465759, 70776265, 212328795]

約数ペア:

[(1, 212328795), (3, 70776265), (5, 42465759), (7, 30332685), (15, 14155253), (21, 10110895), (35, 6066537), (105, 2022179), (239, 888405), (717, 296135), (1195, 177681), (1673, 126915), (3585, 59227), (5019, 42305), (8365, 25383), (8461, 25095)]