27273988

素因数分解:

$2^2\times 7^3\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 56492800

約数和(自身を除く): 29218812

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 193, 196, 206, 343, 386, 412, 686, 721, 772, 1351, 1372, 1442, 2702, 2884, 5047, 5404, 9457, 10094, 18914, 19879, 20188, 35329, 37828, 39758, 66199, 70658, 79516, 132398, 139153, 141316, 264796, 278306, 556612, 974071, 1948142, 3896284, 6818497, 13636994, 27273988]

約数ペア:

[(1, 27273988), (2, 13636994), (4, 6818497), (7, 3896284), (14, 1948142), (28, 974071), (49, 556612), (98, 278306), (103, 264796), (193, 141316), (196, 139153), (206, 132398), (343, 79516), (386, 70658), (412, 66199), (686, 39758), (721, 37828), (772, 35329), (1351, 20188), (1372, 19879), (1442, 18914), (2702, 10094), (2884, 9457), (5047, 5404)]