38782891

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{571}}^1$

素因数の和:922

約数の個数: 16

約数和(自身を含む): 45979648

約数和(自身を除く): 7196757

約数列:

[1, 7, 31, 217, 313, 571, 2191, 3997, 9703, 17701, 67921, 123907, 178723, 1251061, 5540413, 38782891]

約数ペア:

[(1, 38782891), (7, 5540413), (31, 1251061), (217, 178723), (313, 123907), (571, 67921), (2191, 17701), (3997, 9703)]