31399544

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 68947200

約数和(自身を除く): 37547656

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 139, 151, 187, 278, 302, 374, 556, 604, 748, 1112, 1208, 1496, 1529, 1661, 2363, 2567, 3058, 3322, 4726, 5134, 6116, 6644, 9452, 10268, 12232, 13288, 18904, 20536, 20989, 25993, 28237, 41978, 51986, 56474, 83956, 103972, 112948, 167912, 207944, 225896, 230879, 356813, 461758, 713626, 923516, 1427252, 1847032, 2854504, 3924943, 7849886, 15699772, 31399544]

約数ペア:

[(1, 31399544), (2, 15699772), (4, 7849886), (8, 3924943), (11, 2854504), (17, 1847032), (22, 1427252), (34, 923516), (44, 713626), (68, 461758), (88, 356813), (136, 230879), (139, 225896), (151, 207944), (187, 167912), (278, 112948), (302, 103972), (374, 83956), (556, 56474), (604, 51986), (748, 41978), (1112, 28237), (1208, 25993), (1496, 20989), (1529, 20536), (1661, 18904), (2363, 13288), (2567, 12232), (3058, 10268), (3322, 9452), (4726, 6644), (5134, 6116)]