8420221275

素因数分解:

$3^1\times 5^2\times {\mathrm{1297}}^1\times {\mathrm{86561}}^1$

素因数の和:87871

約数の個数: 24

約数和(自身を含む): 13932327024

約数和(自身を除く): 5512105749

約数列:

[1, 3, 5, 15, 25, 75, 1297, 3891, 6485, 19455, 32425, 86561, 97275, 259683, 432805, 1298415, 2164025, 6492075, 112269617, 336808851, 561348085, 1684044255, 2806740425, 8420221275]

約数ペア:

[(1, 8420221275), (3, 2806740425), (5, 1684044255), (15, 561348085), (25, 336808851), (75, 112269617), (1297, 6492075), (3891, 2164025), (6485, 1298415), (19455, 432805), (32425, 259683), (86561, 97275)]