25113739

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{641}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 29891520

約数和(自身を除く): 4777781

約数列:

[1, 7, 29, 193, 203, 641, 1351, 4487, 5597, 18589, 39179, 123713, 130123, 865991, 3587677, 25113739]

約数ペア:

[(1, 25113739), (7, 3587677), (29, 865991), (193, 130123), (203, 123713), (641, 39179), (1351, 18589), (4487, 5597)]