2187213588

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{177131}}^1$

素因数の和:177162

約数の個数: 72

約数和(自身を含む): 6447604800

約数和(自身を除く): 4260391212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 3087, 4116, 6174, 12348, 177131, 354262, 531393, 708524, 1062786, 1239917, 1594179, 2125572, 2479834, 3188358, 3719751, 4959668, 6376716, 7439502, 8679419, 11159253, 14879004, 17358838, 22318506, 26038257, 34717676, 44637012, 52076514, 60755933, 78114771, 104153028, 121511866, 156229542, 182267799, 243023732, 312459084, 364535598, 546803397, 729071196, 1093606794, 2187213588]

約数ペア:

[(1, 2187213588), (2, 1093606794), (3, 729071196), (4, 546803397), (6, 364535598), (7, 312459084), (9, 243023732), (12, 182267799), (14, 156229542), (18, 121511866), (21, 104153028), (28, 78114771), (36, 60755933), (42, 52076514), (49, 44637012), (63, 34717676), (84, 26038257), (98, 22318506), (126, 17358838), (147, 14879004), (196, 11159253), (252, 8679419), (294, 7439502), (343, 6376716), (441, 4959668), (588, 3719751), (686, 3188358), (882, 2479834), (1029, 2125572), (1372, 1594179), (1764, 1239917), (2058, 1062786), (3087, 708524), (4116, 531393), (6174, 354262), (12348, 177131)]