166985189

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 201851136

約数和(自身を除く): 34865947

約数列:

[1, 7, 31, 49, 211, 217, 521, 1477, 1519, 3647, 6541, 10339, 16151, 25529, 45787, 109931, 113057, 320509, 769517, 791399, 3407861, 5386619, 23855027, 166985189]

約数ペア:

[(1, 166985189), (7, 23855027), (31, 5386619), (49, 3407861), (211, 791399), (217, 769517), (521, 320509), (1477, 113057), (1519, 109931), (3647, 45787), (6541, 25529), (10339, 16151)]