1338560878

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{1601}}^1\times {\mathrm{4139}}^1$

素因数の和:5843

約数の個数: 16

約数和(自身を含む): 2029477680

約数和(自身を除く): 690916802

約数列:

[1, 2, 101, 202, 1601, 3202, 4139, 8278, 161701, 323402, 418039, 836078, 6626539, 13253078, 669280439, 1338560878]

約数ペア:

[(1, 1338560878), (2, 669280439), (101, 13253078), (202, 6626539), (1601, 836078), (3202, 418039), (4139, 323402), (8278, 161701)]