81947908

素因数分解:

$2^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{12893}}^1$

素因数の和:13131

約数の個数: 24

約数和(自身を含む): 164630592

約数和(自身を除く): 82682684

約数列:

[1, 2, 4, 7, 14, 28, 227, 454, 908, 1589, 3178, 6356, 12893, 25786, 51572, 90251, 180502, 361004, 2926711, 5853422, 11706844, 20486977, 40973954, 81947908]

約数ペア:

[(1, 81947908), (2, 40973954), (4, 20486977), (7, 11706844), (14, 5853422), (28, 2926711), (227, 361004), (454, 180502), (908, 90251), (1589, 51572), (3178, 25786), (6356, 12893)]