180675981

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{155621}}^1$

素因数の和:155673

約数の個数: 16

約数和(自身を含む): 273894720

約数和(自身を除く): 93218739

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 155621, 466863, 1400589, 4201767, 6691703, 20075109, 60225327, 180675981]

約数ペア:

[(1, 180675981), (3, 60225327), (9, 20075109), (27, 6691703), (43, 4201767), (129, 1400589), (387, 466863), (1161, 155621)]