813939028

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{299683}}^1$

素因数の和:299791

約数の個数: 24

約数和(自身を含む): 1644665792

約数和(自身を除く): 830726764

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 299683, 599366, 1198732, 2097781, 4195562, 8391124, 29069251, 58138502, 116277004, 203484757, 406969514, 813939028]

約数ペア:

[(1, 813939028), (2, 406969514), (4, 203484757), (7, 116277004), (14, 58138502), (28, 29069251), (97, 8391124), (194, 4195562), (388, 2097781), (679, 1198732), (1358, 599366), (2716, 299683)]