9780676

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{34439}}^1$

素因数の和:34514

約数の個数: 12

約数和(自身を含む): 17357760

約数和(自身を除く): 7577084

約数列:

[1, 2, 4, 71, 142, 284, 34439, 68878, 137756, 2445169, 4890338, 9780676]

約数ペア:

[(1, 9780676), (2, 4890338), (4, 2445169), (71, 137756), (142, 68878), (284, 34439)]