28738171

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{9103}}^1$

素因数の和:9162

約数の個数: 16

約数和(自身を含む): 36707328

約数和(自身を除く): 7969157

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 9103, 63721, 100133, 373223, 700931, 2612561, 4105453, 28738171]

約数ペア:

[(1, 28738171), (7, 4105453), (11, 2612561), (41, 700931), (77, 373223), (287, 100133), (451, 63721), (3157, 9103)]