131001038

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{727}}^1$

素因数の和:1008

約数の個数: 32

約数和(自身を含む): 229651968

約数和(自身を除く): 98650930

約数列:

[1, 2, 7, 14, 61, 122, 211, 422, 427, 727, 854, 1454, 1477, 2954, 5089, 10178, 12871, 25742, 44347, 88694, 90097, 153397, 180194, 306794, 310429, 620858, 1073779, 2147558, 9357217, 18714434, 65500519, 131001038]

約数ペア:

[(1, 131001038), (2, 65500519), (7, 18714434), (14, 9357217), (61, 2147558), (122, 1073779), (211, 620858), (422, 310429), (427, 306794), (727, 180194), (854, 153397), (1454, 90097), (1477, 88694), (2954, 44347), (5089, 25742), (10178, 12871)]