81057186

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{71479}}^1$

素因数の和:71500

約数の個数: 40

約数和(自身を含む): 207577920

約数和(自身を除く): 126520734

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 71479, 142958, 214437, 428874, 500353, 643311, 1000706, 1286622, 1501059, 1929933, 3002118, 3859866, 4503177, 5789799, 9006354, 11579598, 13509531, 27019062, 40528593, 81057186]

約数ペア:

[(1, 81057186), (2, 40528593), (3, 27019062), (6, 13509531), (7, 11579598), (9, 9006354), (14, 5789799), (18, 4503177), (21, 3859866), (27, 3002118), (42, 1929933), (54, 1501059), (63, 1286622), (81, 1000706), (126, 643311), (162, 500353), (189, 428874), (378, 214437), (567, 142958), (1134, 71479)]