261142

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:843

約数の個数: 16

約数和(自身を含む): 467712

約数和(自身を除く): 206570

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 811, 1622, 5677, 11354, 18653, 37306, 130571, 261142]

約数ペア:

[(1, 261142), (2, 130571), (7, 37306), (14, 18653), (23, 11354), (46, 5677), (161, 1622), (322, 811)]