31871158

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 56996352

約数和(自身を除く): 25125194

約数列:

[1, 2, 11, 17, 22, 34, 61, 121, 122, 127, 187, 242, 254, 374, 671, 1037, 1342, 1397, 2057, 2074, 2159, 2794, 4114, 4318, 7381, 7747, 11407, 14762, 15367, 15494, 22814, 23749, 30734, 47498, 85217, 125477, 131699, 170434, 250954, 261239, 263398, 522478, 937387, 1448689, 1874774, 2897378, 15935579, 31871158]

約数ペア:

[(1, 31871158), (2, 15935579), (11, 2897378), (17, 1874774), (22, 1448689), (34, 937387), (61, 522478), (121, 263398), (122, 261239), (127, 250954), (187, 170434), (242, 131699), (254, 125477), (374, 85217), (671, 47498), (1037, 30734), (1342, 23749), (1397, 22814), (2057, 15494), (2074, 15367), (2159, 14762), (2794, 11407), (4114, 7747), (4318, 7381)]