27921992

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2531}}^1$

素因数の和:2741

約数の個数: 32

約数和(自身を含む): 60160320

約数和(自身を除く): 32238328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 2531, 2758, 5062, 5516, 10124, 11032, 17717, 20248, 35434, 70868, 141736, 498607, 997214, 1994428, 3490249, 3988856, 6980498, 13960996, 27921992]

約数ペア:

[(1, 27921992), (2, 13960996), (4, 6980498), (7, 3988856), (8, 3490249), (14, 1994428), (28, 997214), (56, 498607), (197, 141736), (394, 70868), (788, 35434), (1379, 20248), (1576, 17717), (2531, 11032), (2758, 10124), (5062, 5516)]