67921209

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{599}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 100900800

約数和(自身を除く): 32979591

約数列:

[1, 3, 9, 43, 129, 293, 387, 599, 879, 1797, 2637, 5391, 12599, 25757, 37797, 77271, 113391, 175507, 231813, 526521, 1579563, 7546801, 22640403, 67921209]

約数ペア:

[(1, 67921209), (3, 22640403), (9, 7546801), (43, 1579563), (129, 526521), (293, 231813), (387, 175507), (599, 113391), (879, 77271), (1797, 37797), (2637, 25757), (5391, 12599)]