220169949

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{3709}}^1$

素因数の和:4180

約数の個数: 16

約数和(自身を含む): 300599040

約数和(自身を除く): 80429091

約数列:

[1, 3, 47, 141, 421, 1263, 3709, 11127, 19787, 59361, 174323, 522969, 1561489, 4684467, 73389983, 220169949]

約数ペア:

[(1, 220169949), (3, 73389983), (47, 4684467), (141, 1561489), (421, 522969), (1263, 174323), (3709, 59361), (11127, 19787)]