266235885

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2377}}^1$

素因数の和:2538

約数の個数: 48

約数和(自身を含む): 489677760

約数和(自身を除く): 223441875

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 131, 171, 285, 393, 655, 855, 1179, 1965, 2377, 2489, 5895, 7131, 7467, 11885, 12445, 21393, 22401, 35655, 37335, 45163, 106965, 112005, 135489, 225815, 311387, 406467, 677445, 934161, 1556935, 2032335, 2802483, 4670805, 5916353, 14012415, 17749059, 29581765, 53247177, 88745295, 266235885]

約数ペア:

[(1, 266235885), (3, 88745295), (5, 53247177), (9, 29581765), (15, 17749059), (19, 14012415), (45, 5916353), (57, 4670805), (95, 2802483), (131, 2032335), (171, 1556935), (285, 934161), (393, 677445), (655, 406467), (855, 311387), (1179, 225815), (1965, 135489), (2377, 112005), (2489, 106965), (5895, 45163), (7131, 37335), (7467, 35655), (11885, 22401), (12445, 21393)]