129231228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{811}}^1$

素因数の和:1103

約数の個数: 72

約数和(自身を含む): 352498944

約数和(自身を除く): 223267716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 271, 294, 542, 588, 811, 813, 1084, 1622, 1626, 1897, 2433, 3244, 3252, 3794, 4866, 5677, 5691, 7588, 9732, 11354, 11382, 13279, 17031, 22708, 22764, 26558, 34062, 39739, 39837, 53116, 68124, 79478, 79674, 119217, 158956, 159348, 219781, 238434, 439562, 476868, 659343, 879124, 1318686, 1538467, 2637372, 3076934, 4615401, 6153868, 9230802, 10769269, 18461604, 21538538, 32307807, 43077076, 64615614, 129231228]

約数ペア:

[(1, 129231228), (2, 64615614), (3, 43077076), (4, 32307807), (6, 21538538), (7, 18461604), (12, 10769269), (14, 9230802), (21, 6153868), (28, 4615401), (42, 3076934), (49, 2637372), (84, 1538467), (98, 1318686), (147, 879124), (196, 659343), (271, 476868), (294, 439562), (542, 238434), (588, 219781), (811, 159348), (813, 158956), (1084, 119217), (1622, 79674), (1626, 79478), (1897, 68124), (2433, 53116), (3244, 39837), (3252, 39739), (3794, 34062), (4866, 26558), (5677, 22764), (5691, 22708), (7588, 17031), (9732, 13279), (11354, 11382)]