81979086

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{5437}}^1$

素因数の和:5808

約数の個数: 32

約数和(自身を含む): 187937280

約数和(自身を除く): 105958194

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 359, 718, 1077, 2154, 2513, 5026, 5437, 7539, 10874, 15078, 16311, 32622, 38059, 76118, 114177, 228354, 1951883, 3903766, 5855649, 11711298, 13663181, 27326362, 40989543, 81979086]

約数ペア:

[(1, 81979086), (2, 40989543), (3, 27326362), (6, 13663181), (7, 11711298), (14, 5855649), (21, 3903766), (42, 1951883), (359, 228354), (718, 114177), (1077, 76118), (2154, 38059), (2513, 32622), (5026, 16311), (5437, 15078), (7539, 10874)]