81820223

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{509}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 88862400

約数和(自身を除く): 7042177

約数列:

[1, 23, 29, 241, 509, 667, 5543, 6989, 11707, 14761, 122669, 160747, 339503, 2821387, 3557401, 81820223]

約数ペア:

[(1, 81820223), (23, 3557401), (29, 2821387), (241, 339503), (509, 160747), (667, 122669), (5543, 14761), (6989, 11707)]