2947486563

素因数分解:

$3^4\times 7^2\times {\mathrm{37}}^1\times {\mathrm{20071}}^1$

素因数の和:20134

約数の個数: 60

約数和(自身を含む): 5260590192

約数和(自身を除く): 2313103629

約数列:

[1, 3, 7, 9, 21, 27, 37, 49, 63, 81, 111, 147, 189, 259, 333, 441, 567, 777, 999, 1323, 1813, 2331, 2997, 3969, 5439, 6993, 16317, 20071, 20979, 48951, 60213, 140497, 146853, 180639, 421491, 541917, 742627, 983479, 1264473, 1625751, 2227881, 2950437, 3793419, 5198389, 6683643, 8851311, 11380257, 15595167, 20050929, 26553933, 36388723, 46785501, 60152787, 79661799, 109166169, 140356503, 327498507, 421069509, 982495521, 2947486563]

約数ペア:

[(1, 2947486563), (3, 982495521), (7, 421069509), (9, 327498507), (21, 140356503), (27, 109166169), (37, 79661799), (49, 60152787), (63, 46785501), (81, 36388723), (111, 26553933), (147, 20050929), (189, 15595167), (259, 11380257), (333, 8851311), (441, 6683643), (567, 5198389), (777, 3793419), (999, 2950437), (1323, 2227881), (1813, 1625751), (2331, 1264473), (2997, 983479), (3969, 742627), (5439, 541917), (6993, 421491), (16317, 180639), (20071, 146853), (20979, 140497), (48951, 60213)]