81105417

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{613}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 119761928

約数和(自身を除く): 38656511

約数列:

[1, 3, 9, 61, 183, 241, 549, 613, 723, 1839, 2169, 5517, 14701, 37393, 44103, 112179, 132309, 147733, 336537, 443199, 1329597, 9011713, 27035139, 81105417]

約数ペア:

[(1, 81105417), (3, 27035139), (9, 9011713), (61, 1329597), (183, 443199), (241, 336537), (549, 147733), (613, 132309), (723, 112179), (1839, 44103), (2169, 37393), (5517, 14701)]