81864454

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1123}}^1$

素因数の和:1300

約数の個数: 32

約数和(自身を含む): 145022976

約数和(自身を除く): 63158522

約数列:

[1, 2, 7, 14, 41, 82, 127, 254, 287, 574, 889, 1123, 1778, 2246, 5207, 7861, 10414, 15722, 36449, 46043, 72898, 92086, 142621, 285242, 322301, 644602, 998347, 1996694, 5847461, 11694922, 40932227, 81864454]

約数ペア:

[(1, 81864454), (2, 40932227), (7, 11694922), (14, 5847461), (41, 1996694), (82, 998347), (127, 644602), (254, 322301), (287, 285242), (574, 142621), (889, 92086), (1123, 72898), (1778, 46043), (2246, 36449), (5207, 15722), (7861, 10414)]