16533531

素因数分解:

$3^3\times 7^2\times {\mathrm{12497}}^1$

素因数の和:12520

約数の個数: 24

約数和(自身を含む): 28495440

約数和(自身を除く): 11961909

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 12497, 37491, 87479, 112473, 262437, 337419, 612353, 787311, 1837059, 2361933, 5511177, 16533531]

約数ペア:

[(1, 16533531), (3, 5511177), (7, 2361933), (9, 1837059), (21, 787311), (27, 612353), (49, 337419), (63, 262437), (147, 112473), (189, 87479), (441, 37491), (1323, 12497)]