210906185

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{3259}}^1$

素因数の和:3357

約数の個数: 24

約数和(自身を含む): 296216640

約数和(自身を除く): 85310455

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 1849, 3259, 9245, 12943, 16295, 22813, 64715, 114065, 140137, 700685, 980959, 4904795, 6025891, 30129455, 42181237, 210906185]

約数ペア:

[(1, 210906185), (5, 42181237), (7, 30129455), (35, 6025891), (43, 4904795), (215, 980959), (301, 700685), (1505, 140137), (1849, 114065), (3259, 64715), (9245, 22813), (12943, 16295)]