81896346

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 226568160

約数和(自身を除く): 144671814

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 49, 54, 57, 63, 81, 98, 114, 126, 133, 147, 162, 171, 181, 189, 243, 266, 294, 342, 362, 378, 399, 441, 486, 513, 543, 567, 798, 882, 931, 1026, 1086, 1134, 1197, 1267, 1323, 1539, 1629, 1701, 1862, 2394, 2534, 2646, 2793, 3078, 3258, 3402, 3439, 3591, 3801, 3969, 4617, 4887, 5586, 6878, 7182, 7602, 7938, 8379, 8869, 9234, 9774, 10317, 10773, 11403, 11907, 14661, 16758, 17738, 20634, 21546, 22806, 23814, 24073, 25137, 26607, 29322, 30951, 32319, 34209, 43983, 48146, 50274, 53214, 61902, 64638, 68418, 72219, 75411, 79821, 87966, 92853, 102627, 144438, 150822, 159642, 168511, 185706, 205254, 216657, 226233, 239463, 278559, 307881, 337022, 433314, 452466, 478926, 505533, 557118, 615762, 649971, 718389, 835677, 1011066, 1299942, 1436778, 1516599, 1671354, 1949913, 2155167, 3033198, 3899826, 4310334, 4549797, 5849739, 9099594, 11699478, 13649391, 27298782, 40948173, 81896346]

約数ペア:

[(1, 81896346), (2, 40948173), (3, 27298782), (6, 13649391), (7, 11699478), (9, 9099594), (14, 5849739), (18, 4549797), (19, 4310334), (21, 3899826), (27, 3033198), (38, 2155167), (42, 1949913), (49, 1671354), (54, 1516599), (57, 1436778), (63, 1299942), (81, 1011066), (98, 835677), (114, 718389), (126, 649971), (133, 615762), (147, 557118), (162, 505533), (171, 478926), (181, 452466), (189, 433314), (243, 337022), (266, 307881), (294, 278559), (342, 239463), (362, 226233), (378, 216657), (399, 205254), (441, 185706), (486, 168511), (513, 159642), (543, 150822), (567, 144438), (798, 102627), (882, 92853), (931, 87966), (1026, 79821), (1086, 75411), (1134, 72219), (1197, 68418), (1267, 64638), (1323, 61902), (1539, 53214), (1629, 50274), (1701, 48146), (1862, 43983), (2394, 34209), (2534, 32319), (2646, 30951), (2793, 29322), (3078, 26607), (3258, 25137), (3402, 24073), (3439, 23814), (3591, 22806), (3801, 21546), (3969, 20634), (4617, 17738), (4887, 16758), (5586, 14661), (6878, 11907), (7182, 11403), (7602, 10773), (7938, 10317), (8379, 9774), (8869, 9234)]