81290878

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{7717}}^1$

素因数の和:7971

約数の個数: 16

約数和(自身を含む): 127810080

約数和(自身を除く): 46519202

約数列:

[1, 2, 23, 46, 229, 458, 5267, 7717, 10534, 15434, 177491, 354982, 1767193, 3534386, 40645439, 81290878]

約数ペア:

[(1, 81290878), (2, 40645439), (23, 3534386), (46, 1767193), (229, 354982), (458, 177491), (5267, 15434), (7717, 10534)]