9780781622

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1\times {\mathrm{107839}}^1$

素因数の和:108391

約数の個数: 16

約数和(自身を含む): 14849568000

約数和(自身を除く): 5068786378

約数列:

[1, 2, 101, 202, 449, 898, 45349, 90698, 107839, 215678, 10891739, 21783478, 48419711, 96839422, 4890390811, 9780781622]

約数ペア:

[(1, 9780781622), (2, 4890390811), (101, 96839422), (202, 48419711), (449, 21783478), (898, 10891739), (45349, 215678), (90698, 107839)]