339966615

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{5581}}^1$

素因数の和:5751

約数の個数: 32

約数和(自身を含む): 565880832

約数和(自身を除く): 225914217

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 393, 465, 655, 1965, 4061, 5581, 12183, 16743, 20305, 27905, 60915, 83715, 173011, 519033, 731111, 865055, 2193333, 2595165, 3655555, 10966665, 22664441, 67993323, 113322205, 339966615]

約数ペア:

[(1, 339966615), (3, 113322205), (5, 67993323), (15, 22664441), (31, 10966665), (93, 3655555), (131, 2595165), (155, 2193333), (393, 865055), (465, 731111), (655, 519033), (1965, 173011), (4061, 83715), (5581, 60915), (12183, 27905), (16743, 20305)]