1728689403

素因数分解:

$3^1\times 7^1\times {\mathrm{1951}}^1\times {\mathrm{42193}}^1$

素因数の和:44154

約数の個数: 16

約数和(自身を含む): 2635606016

約数和(自身を除く): 906916613

約数列:

[1, 3, 7, 21, 1951, 5853, 13657, 40971, 42193, 126579, 295351, 886053, 82318543, 246955629, 576229801, 1728689403]

約数ペア:

[(1, 1728689403), (3, 576229801), (7, 246955629), (21, 82318543), (1951, 886053), (5853, 295351), (13657, 126579), (40971, 42193)]