1966173669

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{123217}}^1$

素因数の和:123426

約数の個数: 20

約数和(自身を含む): 2952056844

約数和(自身を除く): 985883175

約数列:

[1, 3, 9, 27, 81, 197, 591, 1773, 5319, 15957, 123217, 369651, 1108953, 3326859, 9980577, 24273749, 72821247, 218463741, 655391223, 1966173669]

約数ペア:

[(1, 1966173669), (3, 655391223), (9, 218463741), (27, 72821247), (81, 24273749), (197, 9980577), (591, 3326859), (1773, 1108953), (5319, 369651), (15957, 123217)]