199987522

素因数分解:

$2^1\times 7^3\times {\mathrm{401}}^1\times {\mathrm{727}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 351187200

約数和(自身を除く): 151199678

約数列:

[1, 2, 7, 14, 49, 98, 343, 401, 686, 727, 802, 1454, 2807, 5089, 5614, 10178, 19649, 35623, 39298, 71246, 137543, 249361, 275086, 291527, 498722, 583054, 2040689, 4081378, 14284823, 28569646, 99993761, 199987522]

約数ペア:

[(1, 199987522), (2, 99993761), (7, 28569646), (14, 14284823), (49, 4081378), (98, 2040689), (343, 583054), (401, 498722), (686, 291527), (727, 275086), (802, 249361), (1454, 137543), (2807, 71246), (5089, 39298), (5614, 35623), (10178, 19649)]