211035897

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{443}}^1\times {\mathrm{1291}}^1$

素因数の和:1781

約数の個数: 24

約数和(自身を含む): 313211808

約数和(自身を除く): 102175911

約数列:

[1, 3, 9, 41, 123, 369, 443, 1291, 1329, 3873, 3987, 11619, 18163, 52931, 54489, 158793, 163467, 476379, 571913, 1715739, 5147217, 23448433, 70345299, 211035897]

約数ペア:

[(1, 211035897), (3, 70345299), (9, 23448433), (41, 5147217), (123, 1715739), (369, 571913), (443, 476379), (1291, 163467), (1329, 158793), (3873, 54489), (3987, 52931), (11619, 18163)]