68280723

素因数分解:

$3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{3019}}^1$

素因数の和:3391

約数の個数: 24

約数和(自身を含む): 113068800

約数和(自身を除く): 44788077

約数列:

[1, 3, 7, 9, 21, 63, 359, 1077, 2513, 3019, 3231, 7539, 9057, 21133, 22617, 27171, 63399, 190197, 1083821, 3251463, 7586747, 9754389, 22760241, 68280723]

約数ペア:

[(1, 68280723), (3, 22760241), (7, 9754389), (9, 7586747), (21, 3251463), (63, 1083821), (359, 190197), (1077, 63399), (2513, 27171), (3019, 22617), (3231, 21133), (7539, 9057)]