8648289

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:259

約数の個数: 40

約数和(自身を含む): 14310912

約数和(自身を除く): 5662623

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 191, 351, 387, 559, 573, 1053, 1161, 1677, 1719, 2483, 3483, 5031, 5157, 7449, 8213, 15093, 15471, 22347, 24639, 45279, 67041, 73917, 106769, 201123, 221751, 320307, 665253, 960921, 2882763, 8648289]

約数ペア:

[(1, 8648289), (3, 2882763), (9, 960921), (13, 665253), (27, 320307), (39, 221751), (43, 201123), (81, 106769), (117, 73917), (129, 67041), (191, 45279), (351, 24639), (387, 22347), (559, 15471), (573, 15093), (1053, 8213), (1161, 7449), (1677, 5157), (1719, 5031), (2483, 3483)]