198980551

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1013}}^1\times {\mathrm{2551}}^1$

素因数の和:3582

約数の個数: 16

約数和(自身を含む): 248421888

約数和(自身を除く): 49441337

約数列:

[1, 7, 11, 77, 1013, 2551, 7091, 11143, 17857, 28061, 78001, 196427, 2584163, 18089141, 28425793, 198980551]

約数ペア:

[(1, 198980551), (7, 28425793), (11, 18089141), (77, 2584163), (1013, 196427), (2551, 78001), (7091, 28061), (11143, 17857)]