28771036

素因数分解:

$2^2\times 7^2\times {\mathrm{181}}^1\times {\mathrm{811}}^1$

素因数の和:1010

約数の個数: 36

約数和(自身を含む): 58965816

約数和(自身を除く): 30194780

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 181, 196, 362, 724, 811, 1267, 1622, 2534, 3244, 5068, 5677, 8869, 11354, 17738, 22708, 35476, 39739, 79478, 146791, 158956, 293582, 587164, 1027537, 2055074, 4110148, 7192759, 14385518, 28771036]

約数ペア:

[(1, 28771036), (2, 14385518), (4, 7192759), (7, 4110148), (14, 2055074), (28, 1027537), (49, 587164), (98, 293582), (181, 158956), (196, 146791), (362, 79478), (724, 39739), (811, 35476), (1267, 22708), (1622, 17738), (2534, 11354), (3244, 8869), (5068, 5677)]