8779428

素因数分解:

$2^2\times 3^4\times 7^3\times {\mathrm{79}}^1$

素因数の和:116

約数の個数: 120

約数和(自身を含む): 27104000

約数和(自身を除く): 18324572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 79, 81, 84, 98, 108, 126, 147, 158, 162, 189, 196, 237, 252, 294, 316, 324, 343, 378, 441, 474, 553, 567, 588, 686, 711, 756, 882, 948, 1029, 1106, 1134, 1323, 1372, 1422, 1659, 1764, 2058, 2133, 2212, 2268, 2646, 2844, 3087, 3318, 3871, 3969, 4116, 4266, 4977, 5292, 6174, 6399, 6636, 7742, 7938, 8532, 9261, 9954, 11613, 12348, 12798, 14931, 15484, 15876, 18522, 19908, 23226, 25596, 27097, 27783, 29862, 34839, 37044, 44793, 46452, 54194, 55566, 59724, 69678, 81291, 89586, 104517, 108388, 111132, 139356, 162582, 179172, 209034, 243873, 313551, 325164, 418068, 487746, 627102, 731619, 975492, 1254204, 1463238, 2194857, 2926476, 4389714, 8779428]

約数ペア:

[(1, 8779428), (2, 4389714), (3, 2926476), (4, 2194857), (6, 1463238), (7, 1254204), (9, 975492), (12, 731619), (14, 627102), (18, 487746), (21, 418068), (27, 325164), (28, 313551), (36, 243873), (42, 209034), (49, 179172), (54, 162582), (63, 139356), (79, 111132), (81, 108388), (84, 104517), (98, 89586), (108, 81291), (126, 69678), (147, 59724), (158, 55566), (162, 54194), (189, 46452), (196, 44793), (237, 37044), (252, 34839), (294, 29862), (316, 27783), (324, 27097), (343, 25596), (378, 23226), (441, 19908), (474, 18522), (553, 15876), (567, 15484), (588, 14931), (686, 12798), (711, 12348), (756, 11613), (882, 9954), (948, 9261), (1029, 8532), (1106, 7938), (1134, 7742), (1323, 6636), (1372, 6399), (1422, 6174), (1659, 5292), (1764, 4977), (2058, 4266), (2133, 4116), (2212, 3969), (2268, 3871), (2646, 3318), (2844, 3087)]