31415956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{4993}}^1$

素因数の和:5032

約数の個数: 36

約数和(自身を含む): 65091796

約数和(自身を除く): 33675840

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 286, 484, 572, 1573, 3146, 4993, 6292, 9986, 19972, 54923, 64909, 109846, 129818, 219692, 259636, 604153, 713999, 1208306, 1427998, 2416612, 2855996, 7853989, 15707978, 31415956]

約数ペア:

[(1, 31415956), (2, 15707978), (4, 7853989), (11, 2855996), (13, 2416612), (22, 1427998), (26, 1208306), (44, 713999), (52, 604153), (121, 259636), (143, 219692), (242, 129818), (286, 109846), (484, 64909), (572, 54923), (1573, 19972), (3146, 9986), (4993, 6292)]