217820977

素因数分解:

${\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1\times {\mathrm{557}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 241805952

約数和(自身を除く): 23984975

約数列:

[1, 11, 73, 487, 557, 803, 5357, 6127, 35551, 40661, 271259, 391061, 447271, 2983849, 19801907, 217820977]

約数ペア:

[(1, 217820977), (11, 19801907), (73, 2983849), (487, 447271), (557, 391061), (803, 271259), (5357, 40661), (6127, 35551)]