76728421

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{1789}}^1$

素因数の和:2364

約数の個数: 16

約数和(自身を含む): 95886720

約数和(自身を除く): 19158299

約数列:

[1, 7, 11, 77, 557, 1789, 3899, 6127, 12523, 19679, 42889, 137753, 996473, 6975311, 10961203, 76728421]

約数ペア:

[(1, 76728421), (7, 10961203), (11, 6975311), (77, 996473), (557, 137753), (1789, 42889), (3899, 19679), (6127, 12523)]