156937581

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{32839}}^1$

素因数の和:32910

約数の個数: 20

約数和(自身を含む): 238418400

約数和(自身を除く): 81480819

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 32839, 98517, 295551, 886653, 1937501, 2659959, 5812503, 17437509, 52312527, 156937581]

約数ペア:

[(1, 156937581), (3, 52312527), (9, 17437509), (27, 5812503), (59, 2659959), (81, 1937501), (177, 886653), (531, 295551), (1593, 98517), (4779, 32839)]