28855214

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{1987}}^1$

素因数の和:2179

約数の個数: 16

約数和(自身を含む): 44443728

約数和(自身を除く): 15588514

約数列:

[1, 2, 53, 106, 137, 274, 1987, 3974, 7261, 14522, 105311, 210622, 272219, 544438, 14427607, 28855214]

約数ペア:

[(1, 28855214), (2, 14427607), (53, 544438), (106, 272219), (137, 210622), (274, 105311), (1987, 14522), (3974, 7261)]