47156907

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 74506752

約数和(自身を除く): 27349845

約数列:

[1, 3, 7, 21, 37, 111, 137, 259, 411, 443, 777, 959, 1329, 2877, 3101, 5069, 9303, 15207, 16391, 35483, 49173, 60691, 106449, 114737, 182073, 344211, 424837, 1274511, 2245567, 6736701, 15718969, 47156907]

約数ペア:

[(1, 47156907), (3, 15718969), (7, 6736701), (21, 2245567), (37, 1274511), (111, 424837), (137, 344211), (259, 182073), (411, 114737), (443, 106449), (777, 60691), (959, 49173), (1329, 35483), (2877, 16391), (3101, 15207), (5069, 9303)]