159898779

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{68071}}^1$

素因数の和:68112

約数の個数: 20

約数和(自身を含む): 247101360

約数和(自身を除く): 87202581

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 68071, 204213, 612639, 1837917, 1974059, 5513751, 5922177, 17766531, 53299593, 159898779]

約数ペア:

[(1, 159898779), (3, 53299593), (9, 17766531), (27, 5922177), (29, 5513751), (81, 1974059), (87, 1837917), (261, 612639), (783, 204213), (2349, 68071)]