57139831

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:631

約数の個数: 24

約数和(自身を含む): 69768000

約数和(自身を除く): 12628169

約数列:

[1, 7, 29, 49, 79, 203, 509, 553, 1421, 2291, 3563, 3871, 14761, 16037, 24941, 40211, 103327, 112259, 281477, 723289, 1166119, 1970339, 8162833, 57139831]

約数ペア:

[(1, 57139831), (7, 8162833), (29, 1970339), (49, 1166119), (79, 723289), (203, 281477), (509, 112259), (553, 103327), (1421, 40211), (2291, 24941), (3563, 16037), (3871, 14761)]