15977913

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{12473}}^1$

素因数の和:12544

約数の個数: 16

約数和(自身を含む): 24748416

約数和(自身を除く): 8770503

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 12473, 37419, 87311, 261933, 760853, 2282559, 5325971, 15977913]

約数ペア:

[(1, 15977913), (3, 5325971), (7, 2282559), (21, 760853), (61, 261933), (183, 87311), (427, 37419), (1281, 12473)]