215974668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197779}}^1$

素因数の和:197806

約数の個数: 48

約数和(自身を含む): 620238080

約数和(自身を除く): 404263412

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 197779, 395558, 593337, 791116, 1186674, 1384453, 2373348, 2571127, 2768906, 4153359, 5142254, 5537812, 7713381, 8306718, 10284508, 15426762, 16613436, 17997889, 30853524, 35995778, 53993667, 71991556, 107987334, 215974668]

約数ペア:

[(1, 215974668), (2, 107987334), (3, 71991556), (4, 53993667), (6, 35995778), (7, 30853524), (12, 17997889), (13, 16613436), (14, 15426762), (21, 10284508), (26, 8306718), (28, 7713381), (39, 5537812), (42, 5142254), (52, 4153359), (78, 2768906), (84, 2571127), (91, 2373348), (156, 1384453), (182, 1186674), (273, 791116), (364, 593337), (546, 395558), (1092, 197779)]