81399654

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 212599296

約数和(自身を除く): 131199642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 71, 81, 126, 142, 162, 189, 213, 243, 337, 378, 426, 486, 497, 567, 639, 674, 994, 1011, 1134, 1278, 1491, 1701, 1917, 2022, 2359, 2982, 3033, 3402, 3834, 4473, 4718, 5751, 6066, 7077, 8946, 9099, 11502, 13419, 14154, 17253, 18198, 21231, 23927, 26838, 27297, 34506, 40257, 42462, 47854, 54594, 63693, 71781, 80514, 81891, 120771, 127386, 143562, 163782, 167489, 191079, 215343, 241542, 334978, 382158, 430686, 502467, 573237, 646029, 1004934, 1146474, 1292058, 1507401, 1938087, 3014802, 3876174, 4522203, 5814261, 9044406, 11628522, 13566609, 27133218, 40699827, 81399654]

約数ペア:

[(1, 81399654), (2, 40699827), (3, 27133218), (6, 13566609), (7, 11628522), (9, 9044406), (14, 5814261), (18, 4522203), (21, 3876174), (27, 3014802), (42, 1938087), (54, 1507401), (63, 1292058), (71, 1146474), (81, 1004934), (126, 646029), (142, 573237), (162, 502467), (189, 430686), (213, 382158), (243, 334978), (337, 241542), (378, 215343), (426, 191079), (486, 167489), (497, 163782), (567, 143562), (639, 127386), (674, 120771), (994, 81891), (1011, 80514), (1134, 71781), (1278, 63693), (1491, 54594), (1701, 47854), (1917, 42462), (2022, 40257), (2359, 34506), (2982, 27297), (3033, 26838), (3402, 23927), (3834, 21231), (4473, 18198), (4718, 17253), (5751, 14154), (6066, 13419), (7077, 11502), (8946, 9099)]