291212031

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{42223}}^1$

素因数の和:42267

約数の個数: 24

約数和(自身を含む): 449263360

約数和(自身を除く): 158051329

約数列:

[1, 3, 11, 19, 33, 57, 121, 209, 363, 627, 2299, 6897, 42223, 126669, 464453, 802237, 1393359, 2406711, 5108983, 8824607, 15326949, 26473821, 97070677, 291212031]

約数ペア:

[(1, 291212031), (3, 97070677), (11, 26473821), (19, 15326949), (33, 8824607), (57, 5108983), (121, 2406711), (209, 1393359), (363, 802237), (627, 464453), (2299, 126669), (6897, 42223)]