291239619

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{42227}}^1$

素因数の和:42271

約数の個数: 24

約数和(自身を含む): 449305920

約数和(自身を除く): 158066301

約数列:

[1, 3, 11, 19, 33, 57, 121, 209, 363, 627, 2299, 6897, 42227, 126681, 464497, 802313, 1393491, 2406939, 5109467, 8825443, 15328401, 26476329, 97079873, 291239619]

約数ペア:

[(1, 291239619), (3, 97079873), (11, 26476329), (19, 15328401), (33, 8825443), (57, 5109467), (121, 2406939), (209, 1393491), (363, 802313), (627, 464497), (2299, 126681), (6897, 42227)]