28916379

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 44233280

約数和(自身を除く): 15316901

約数列:

[1, 3, 9, 27, 61, 97, 181, 183, 291, 543, 549, 873, 1629, 1647, 2619, 4887, 5917, 11041, 17557, 17751, 33123, 52671, 53253, 99369, 158013, 159759, 298107, 474039, 1070977, 3212931, 9638793, 28916379]

約数ペア:

[(1, 28916379), (3, 9638793), (9, 3212931), (27, 1070977), (61, 474039), (97, 298107), (181, 159759), (183, 158013), (291, 99369), (543, 53253), (549, 52671), (873, 33123), (1629, 17751), (1647, 17557), (2619, 11041), (4887, 5917)]