221188970

素因数分解:

$2^1\times 5^1\times {\mathrm{2707}}^1\times {\mathrm{8171}}^1$

素因数の和:10885

約数の個数: 16

約数和(自身を含む): 398335968

約数和(自身を除く): 177146998

約数列:

[1, 2, 5, 10, 2707, 5414, 8171, 13535, 16342, 27070, 40855, 81710, 22118897, 44237794, 110594485, 221188970]

約数ペア:

[(1, 221188970), (2, 110594485), (5, 44237794), (10, 22118897), (2707, 81710), (5414, 40855), (8171, 27070), (13535, 16342)]