399040545

素因数分解:

$3^1\times 5^1\times {\mathrm{3181}}^1\times {\mathrm{8363}}^1$

素因数の和:11552

約数の個数: 16

約数和(自身を含む): 638741952

約数和(自身を除く): 239701407

約数列:

[1, 3, 5, 15, 3181, 8363, 9543, 15905, 25089, 41815, 47715, 125445, 26602703, 79808109, 133013515, 399040545]

約数ペア:

[(1, 399040545), (3, 133013515), (5, 79808109), (15, 26602703), (3181, 125445), (8363, 47715), (9543, 41815), (15905, 25089)]