81098164

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^2\times {\mathrm{1723}}^1$

素因数の和:1816

約数の個数: 36

約数和(自身を含む): 166345312

約数和(自身を除く): 85247148

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 1681, 1723, 3362, 3446, 6724, 6892, 11767, 12061, 23534, 24122, 47068, 48244, 70643, 141286, 282572, 494501, 989002, 1978004, 2896363, 5792726, 11585452, 20274541, 40549082, 81098164]

約数ペア:

[(1, 81098164), (2, 40549082), (4, 20274541), (7, 11585452), (14, 5792726), (28, 2896363), (41, 1978004), (82, 989002), (164, 494501), (287, 282572), (574, 141286), (1148, 70643), (1681, 48244), (1723, 47068), (3362, 24122), (3446, 23534), (6724, 12061), (6892, 11767)]