81173345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47609}}^1$

素因数の和:47656

約数の個数: 16

約数和(自身を含む): 109693440

約数和(自身を除く): 28520095

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 47609, 238045, 523699, 1475879, 2618495, 7379395, 16234669, 81173345]

約数ペア:

[(1, 81173345), (5, 16234669), (11, 7379395), (31, 2618495), (55, 1475879), (155, 523699), (341, 238045), (1705, 47609)]