138840237

素因数分解:

$3^6\times {\mathrm{227}}^1\times {\mathrm{839}}^1$

素因数の和:1084

約数の個数: 28

約数和(自身を含む): 209331360

約数和(自身を除く): 70491123

約数列:

[1, 3, 9, 27, 81, 227, 243, 681, 729, 839, 2043, 2517, 6129, 7551, 18387, 22653, 55161, 67959, 165483, 190453, 203877, 571359, 611631, 1714077, 5142231, 15426693, 46280079, 138840237]

約数ペア:

[(1, 138840237), (3, 46280079), (9, 15426693), (27, 5142231), (81, 1714077), (227, 611631), (243, 571359), (681, 203877), (729, 190453), (839, 165483), (2043, 67959), (2517, 55161), (6129, 22653), (7551, 18387)]