156795009255

素因数分解:

$3^4\times 5^1\times {\mathrm{387148171}}^1$

素因数の和:387148188

約数の個数: 20

約数和(自身を含む): 281069572872

約数和(自身を除く): 124274563617

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 387148171, 1161444513, 1935740855, 3484333539, 5807222565, 10453000617, 17421667695, 31359001851, 52265003085, 156795009255]

約数ペア:

[(1, 156795009255), (3, 52265003085), (5, 31359001851), (9, 17421667695), (15, 10453000617), (27, 5807222565), (45, 3484333539), (81, 1935740855), (135, 1161444513), (405, 387148171)]