390621014798

素因数分解:

$2^1\times 7^1\times {\mathrm{40529}}^1\times {\mathrm{688433}}^1$

素因数の和:728971

約数の個数: 16

約数和(自身を含む): 669653520480

約数和(自身を除く): 279032505682

約数列:

[1, 2, 7, 14, 40529, 81058, 283703, 567406, 688433, 1376866, 4819031, 9638062, 27901501057, 55803002114, 195310507399, 390621014798]

約数ペア:

[(1, 390621014798), (2, 195310507399), (7, 55803002114), (14, 27901501057), (40529, 9638062), (81058, 4819031), (283703, 1376866), (567406, 688433)]