128510277

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149257}}^1$

素因数の和:149308

約数の個数: 16

約数和(自身を含む): 200602752

約数和(自身を除く): 72092475

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 149257, 447771, 1044799, 3134397, 6119537, 18358611, 42836759, 128510277]

約数ペア:

[(1, 128510277), (3, 42836759), (7, 18358611), (21, 6119537), (41, 3134397), (123, 1044799), (287, 447771), (861, 149257)]