989332484

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{447257}}^1$

素因数の和:447347

約数の個数: 24

約数和(自身を含む): 2003715840

約数和(自身を除く): 1014383356

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 447257, 894514, 1789028, 3130799, 6261598, 12523196, 35333303, 70666606, 141333212, 247333121, 494666242, 989332484]

約数ペア:

[(1, 989332484), (2, 494666242), (4, 247333121), (7, 141333212), (14, 70666606), (28, 35333303), (79, 12523196), (158, 6261598), (316, 3130799), (553, 1789028), (1106, 894514), (2212, 447257)]