30771909

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6691}}^1$

素因数の和:6777

約数の個数: 24

約数和(自身を含む): 51501632

約数和(自身を除く): 20729723

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4599, 6691, 20073, 46837, 60219, 140511, 421533, 488443, 1465329, 3419101, 4395987, 10257303, 30771909]

約数ペア:

[(1, 30771909), (3, 10257303), (7, 4395987), (9, 3419101), (21, 1465329), (63, 488443), (73, 421533), (219, 140511), (511, 60219), (657, 46837), (1533, 20073), (4599, 6691)]