87772286

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1061}}^1$

素因数の和:1400

約数の個数: 32

約数和(自身を含む): 159045120

約数和(自身を除く): 71272834

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 311, 622, 1061, 2122, 2177, 4354, 5909, 7427, 11818, 14854, 20159, 40318, 41363, 82726, 141113, 282226, 329971, 659942, 2309797, 4619594, 6269449, 12538898, 43886143, 87772286]

約数ペア:

[(1, 87772286), (2, 43886143), (7, 12538898), (14, 6269449), (19, 4619594), (38, 2309797), (133, 659942), (266, 329971), (311, 282226), (622, 141113), (1061, 82726), (2122, 41363), (2177, 40318), (4354, 20159), (5909, 14854), (7427, 11818)]