67986387

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{7877}}^1$

素因数の和:8027

約数の個数: 24

約数和(自身を含む): 113065056

約数和(自身を除く): 45078669

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 7877, 8631, 23631, 55139, 70893, 165417, 496251, 1079149, 3237447, 7554043, 9712341, 22662129, 67986387]

約数ペア:

[(1, 67986387), (3, 22662129), (7, 9712341), (9, 7554043), (21, 3237447), (63, 1079149), (137, 496251), (411, 165417), (959, 70893), (1233, 55139), (2877, 23631), (7877, 8631)]