31917970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2161}}^1$

素因数の和:2386

約数の個数: 32

約数和(自身を含む): 66001536

約数和(自身を除く): 34083566

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 211, 422, 1055, 1477, 2110, 2161, 2954, 4322, 7385, 10805, 14770, 15127, 21610, 30254, 75635, 151270, 455971, 911942, 2279855, 3191797, 4559710, 6383594, 15958985, 31917970]

約数ペア:

[(1, 31917970), (2, 15958985), (5, 6383594), (7, 4559710), (10, 3191797), (14, 2279855), (35, 911942), (70, 455971), (211, 151270), (422, 75635), (1055, 30254), (1477, 21610), (2110, 15127), (2161, 14770), (2954, 10805), (4322, 7385)]