209414331

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107227}}^1$

素因数の和:107271

約数の個数: 24

約数和(自身を含む): 356854784

約数和(自身を除く): 147440453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 107227, 321681, 750589, 965043, 2251767, 3324037, 6755301, 9972111, 23268259, 29916333, 69804777, 209414331]

約数ペア:

[(1, 209414331), (3, 69804777), (7, 29916333), (9, 23268259), (21, 9972111), (31, 6755301), (63, 3324037), (93, 2251767), (217, 965043), (279, 750589), (651, 321681), (1953, 107227)]