81747036

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{108131}}^1$

素因数の和:108151

約数の個数: 48

約数和(自身を含む): 242215680

約数和(自身を除く): 160468644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 108131, 216262, 324393, 432524, 648786, 756917, 973179, 1297572, 1513834, 1946358, 2270751, 2919537, 3027668, 3892716, 4541502, 5839074, 6812253, 9083004, 11678148, 13624506, 20436759, 27249012, 40873518, 81747036]

約数ペア:

[(1, 81747036), (2, 40873518), (3, 27249012), (4, 20436759), (6, 13624506), (7, 11678148), (9, 9083004), (12, 6812253), (14, 5839074), (18, 4541502), (21, 3892716), (27, 3027668), (28, 2919537), (36, 2270751), (42, 1946358), (54, 1513834), (63, 1297572), (84, 973179), (108, 756917), (126, 648786), (189, 432524), (252, 324393), (378, 216262), (756, 108131)]