158399997

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{29123}}^1$

素因数の和:29177

約数の個数: 24

約数和(自身を含む): 252330336

約数和(自身を除く): 93930339

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 29123, 87369, 203861, 611583, 1077551, 1427027, 3232653, 4281081, 7542857, 22628571, 52799999, 158399997]

約数ペア:

[(1, 158399997), (3, 52799999), (7, 22628571), (21, 7542857), (37, 4281081), (49, 3232653), (111, 1427027), (147, 1077551), (259, 611583), (777, 203861), (1813, 87369), (5439, 29123)]