81181926

素因数分解:

$2^1\times 3^5\times 7^3\times {\mathrm{487}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 213158400

約数和(自身を除く): 131976474

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 294, 343, 378, 441, 486, 487, 567, 686, 882, 974, 1029, 1134, 1323, 1461, 1701, 2058, 2646, 2922, 3087, 3402, 3409, 3969, 4383, 6174, 6818, 7938, 8766, 9261, 10227, 11907, 13149, 18522, 20454, 23814, 23863, 26298, 27783, 30681, 39447, 47726, 55566, 61362, 71589, 78894, 83349, 92043, 118341, 143178, 166698, 167041, 184086, 214767, 236682, 276129, 334082, 429534, 501123, 552258, 644301, 828387, 1002246, 1288602, 1503369, 1656774, 1932903, 3006738, 3865806, 4510107, 5798709, 9020214, 11597418, 13530321, 27060642, 40590963, 81181926]

約数ペア:

[(1, 81181926), (2, 40590963), (3, 27060642), (6, 13530321), (7, 11597418), (9, 9020214), (14, 5798709), (18, 4510107), (21, 3865806), (27, 3006738), (42, 1932903), (49, 1656774), (54, 1503369), (63, 1288602), (81, 1002246), (98, 828387), (126, 644301), (147, 552258), (162, 501123), (189, 429534), (243, 334082), (294, 276129), (343, 236682), (378, 214767), (441, 184086), (486, 167041), (487, 166698), (567, 143178), (686, 118341), (882, 92043), (974, 83349), (1029, 78894), (1134, 71589), (1323, 61362), (1461, 55566), (1701, 47726), (2058, 39447), (2646, 30681), (2922, 27783), (3087, 26298), (3402, 23863), (3409, 23814), (3969, 20454), (4383, 18522), (6174, 13149), (6818, 11907), (7938, 10227), (8766, 9261)]