71397309

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{20749}}^1$

素因数の和:20820

約数の個数: 16

約数和(自身を含む): 100928000

約数和(自身を除く): 29530691

約数列:

[1, 3, 31, 37, 93, 111, 1147, 3441, 20749, 62247, 643219, 767713, 1929657, 2303139, 23799103, 71397309]

約数ペア:

[(1, 71397309), (3, 23799103), (31, 2303139), (37, 1929657), (93, 767713), (111, 643219), (1147, 62247), (3441, 20749)]