400044681

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{11171}}^1$

素因数の和:11373

約数の個数: 24

約数和(自身を含む): 606505536

約数和(自身を除く): 206460855

約数列:

[1, 3, 9, 23, 69, 173, 207, 519, 1557, 3979, 11171, 11937, 33513, 35811, 100539, 256933, 770799, 1932583, 2312397, 5797749, 17393247, 44449409, 133348227, 400044681]

約数ペア:

[(1, 400044681), (3, 133348227), (9, 44449409), (23, 17393247), (69, 5797749), (173, 2312397), (207, 1932583), (519, 770799), (1557, 256933), (3979, 100539), (11171, 35811), (11937, 33513)]