142700859

素因数分解:

$3^4\times 7^1\times {\mathrm{251677}}^1$

素因数の和:251696

約数の個数: 20

約数和(自身を含む): 243624304

約数和(自身を除く): 100923445

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 251677, 755031, 1761739, 2265093, 5285217, 6795279, 15855651, 20385837, 47566953, 142700859]

約数ペア:

[(1, 142700859), (3, 47566953), (7, 20385837), (9, 15855651), (21, 6795279), (27, 5285217), (63, 2265093), (81, 1761739), (189, 755031), (567, 251677)]