67281039

素因数分解:

$3^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{3169}}^1$

素因数の和:3519

約数の個数: 24

約数和(自身を含む): 111431840

約数和(自身を除く): 44150801

約数列:

[1, 3, 7, 9, 21, 63, 337, 1011, 2359, 3033, 3169, 7077, 9507, 21231, 22183, 28521, 66549, 199647, 1067953, 3203859, 7475671, 9611577, 22427013, 67281039]

約数ペア:

[(1, 67281039), (3, 22427013), (7, 9611577), (9, 7475671), (21, 3203859), (63, 1067953), (337, 199647), (1011, 66549), (2359, 28521), (3033, 22183), (3169, 21231), (7077, 9507)]