9809947

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:331

約数の個数: 24

約数和(自身を含む): 12353040

約数和(自身を除く): 2543093

約数列:

[1, 7, 19, 41, 49, 133, 257, 287, 779, 931, 1799, 2009, 4883, 5453, 10537, 12593, 34181, 38171, 73759, 200203, 239267, 516313, 1401421, 9809947]

約数ペア:

[(1, 9809947), (7, 1401421), (19, 516313), (41, 239267), (49, 200203), (133, 73759), (257, 38171), (287, 34181), (779, 12593), (931, 10537), (1799, 5453), (2009, 4883)]