131424748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:687

約数の個数: 96

約数和(自身を含む): 308080640

約数和(自身を除く): 176655892

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 52, 62, 76, 91, 124, 133, 182, 217, 247, 266, 364, 403, 434, 494, 532, 589, 613, 806, 868, 988, 1178, 1226, 1612, 1729, 2356, 2452, 2821, 3458, 4123, 4291, 5642, 6916, 7657, 7969, 8246, 8582, 11284, 11647, 15314, 15938, 16492, 17164, 19003, 23294, 30628, 31876, 38006, 46588, 53599, 55783, 76012, 81529, 107198, 111566, 133021, 151411, 163058, 214396, 223132, 247039, 266042, 302822, 326116, 361057, 494078, 532084, 605644, 722114, 988156, 1059877, 1444228, 1729273, 2119754, 2527399, 3458546, 4239508, 4693741, 5054798, 6917092, 9387482, 10109596, 18774964, 32856187, 65712374, 131424748]

約数ペア:

[(1, 131424748), (2, 65712374), (4, 32856187), (7, 18774964), (13, 10109596), (14, 9387482), (19, 6917092), (26, 5054798), (28, 4693741), (31, 4239508), (38, 3458546), (52, 2527399), (62, 2119754), (76, 1729273), (91, 1444228), (124, 1059877), (133, 988156), (182, 722114), (217, 605644), (247, 532084), (266, 494078), (364, 361057), (403, 326116), (434, 302822), (494, 266042), (532, 247039), (589, 223132), (613, 214396), (806, 163058), (868, 151411), (988, 133021), (1178, 111566), (1226, 107198), (1612, 81529), (1729, 76012), (2356, 55783), (2452, 53599), (2821, 46588), (3458, 38006), (4123, 31876), (4291, 30628), (5642, 23294), (6916, 19003), (7657, 17164), (7969, 16492), (8246, 15938), (8582, 15314), (11284, 11647)]