97799779

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 125485056

約数和(自身を除く): 27685277

約数列:

[1, 7, 11, 73, 77, 127, 137, 511, 803, 889, 959, 1397, 1507, 5621, 9271, 9779, 10001, 10549, 17399, 64897, 70007, 101981, 110011, 121793, 191389, 713867, 770077, 1270127, 1339723, 8890889, 13971397, 97799779]

約数ペア:

[(1, 97799779), (7, 13971397), (11, 8890889), (73, 1339723), (77, 1270127), (127, 770077), (137, 713867), (511, 191389), (803, 121793), (889, 110011), (959, 101981), (1397, 70007), (1507, 64897), (5621, 17399), (9271, 10549), (9779, 10001)]