201996207

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15053}}^1$

素因数の和:15140

約数の個数: 32

約数和(自身を含む): 346844160

約数和(自身を除く): 144847953

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 13419, 15053, 45159, 105371, 135477, 316113, 406431, 948339, 1068763, 2845017, 3206289, 7481341, 9618867, 22444023, 28856601, 67332069, 201996207]

約数ペア:

[(1, 201996207), (3, 67332069), (7, 28856601), (9, 22444023), (21, 9618867), (27, 7481341), (63, 3206289), (71, 2845017), (189, 1068763), (213, 948339), (497, 406431), (639, 316113), (1491, 135477), (1917, 105371), (4473, 45159), (13419, 15053)]