81026778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{41047}}^1$

素因数の和:41106

約数の個数: 32

約数和(自身を含む): 189149184

約数和(自身を除く): 108122406

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 41047, 82094, 123141, 246282, 287329, 574658, 861987, 1723974, 1929209, 3858418, 5787627, 11575254, 13504463, 27008926, 40513389, 81026778]

約数ペア:

[(1, 81026778), (2, 40513389), (3, 27008926), (6, 13504463), (7, 11575254), (14, 5787627), (21, 3858418), (42, 1929209), (47, 1723974), (94, 861987), (141, 574658), (282, 287329), (329, 246282), (658, 123141), (987, 82094), (1974, 41047)]