238558851

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{155009}}^1$

素因数の和:155040

約数の個数: 20

約数和(自身を含む): 375124200

約数和(自身を除く): 136565349

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 155009, 465027, 1395081, 2945171, 4185243, 8835513, 12555729, 26506539, 79519617, 238558851]

約数ペア:

[(1, 238558851), (3, 79519617), (9, 26506539), (19, 12555729), (27, 8835513), (57, 4185243), (81, 2945171), (171, 1395081), (513, 465027), (1539, 155009)]