31065782

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 54698112

約数和(自身を除く): 23632330

約数列:

[1, 2, 11, 22, 31, 41, 62, 82, 101, 121, 202, 242, 341, 451, 682, 902, 1111, 1271, 2222, 2542, 3131, 3751, 4141, 4961, 6262, 7502, 8282, 9922, 12221, 13981, 24442, 27962, 34441, 45551, 68882, 91102, 128371, 153791, 256742, 307582, 378851, 501061, 757702, 1002122, 1412081, 2824162, 15532891, 31065782]

約数ペア:

[(1, 31065782), (2, 15532891), (11, 2824162), (22, 1412081), (31, 1002122), (41, 757702), (62, 501061), (82, 378851), (101, 307582), (121, 256742), (202, 153791), (242, 128371), (341, 91102), (451, 68882), (682, 45551), (902, 34441), (1111, 27962), (1271, 24442), (2222, 13981), (2542, 12221), (3131, 9922), (3751, 8282), (4141, 7502), (4961, 6262)]