1690493

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:212

約数の個数: 16

約数和(自身を含む): 2035584

約数和(自身を除く): 345091

約数列:

[1, 7, 37, 61, 107, 259, 427, 749, 2257, 3959, 6527, 15799, 27713, 45689, 241499, 1690493]

約数ペア:

[(1, 1690493), (7, 241499), (37, 45689), (61, 27713), (107, 15799), (259, 6527), (427, 3959), (749, 2257)]