28885107

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1097}}^1$

素因数の和:1298

約数の個数: 16

約数和(自身を含む): 39422592

約数和(自身を除く): 10537485

約数列:

[1, 3, 67, 131, 201, 393, 1097, 3291, 8777, 26331, 73499, 143707, 220497, 431121, 9628369, 28885107]

約数ペア:

[(1, 28885107), (3, 9628369), (67, 431121), (131, 220497), (201, 143707), (393, 73499), (1097, 26331), (3291, 8777)]