209850005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{12653}}^1$

素因数の和:12796

約数の個数: 16

約数和(自身を含む): 262393344

約数和(自身を除く): 52543339

約数列:

[1, 5, 31, 107, 155, 535, 3317, 12653, 16585, 63265, 392243, 1353871, 1961215, 6769355, 41970001, 209850005]

約数ペア:

[(1, 209850005), (5, 41970001), (31, 6769355), (107, 1961215), (155, 1353871), (535, 392243), (3317, 63265), (12653, 16585)]