86021551

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{2221}}^1$

素因数の和:2742

約数の個数: 16

約数和(自身を含む): 107509248

約数和(自身を除く): 21487697

約数列:

[1, 7, 11, 77, 503, 2221, 3521, 5533, 15547, 24431, 38731, 171017, 1117163, 7820141, 12288793, 86021551]

約数ペア:

[(1, 86021551), (7, 12288793), (11, 7820141), (77, 1117163), (503, 171017), (2221, 38731), (3521, 24431), (5533, 15547)]