210819969

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{751}}^1$

素因数の和:1078

約数の個数: 32

約数和(自身を含む): 322337280

約数和(自身を除く): 111517311

約数列:

[1, 3, 9, 27, 37, 111, 281, 333, 751, 843, 999, 2253, 2529, 6759, 7587, 10397, 20277, 27787, 31191, 83361, 93573, 211031, 250083, 280719, 633093, 750249, 1899279, 5697837, 7808147, 23424441, 70273323, 210819969]

約数ペア:

[(1, 210819969), (3, 70273323), (9, 23424441), (27, 7808147), (37, 5697837), (111, 1899279), (281, 750249), (333, 633093), (751, 280719), (843, 250083), (999, 211031), (2253, 93573), (2529, 83361), (6759, 31191), (7587, 27787), (10397, 20277)]