64909431

素因数分解:

$3^6\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:618

約数の個数: 28

約数和(自身を含む): 97976520

約数和(自身を除く): 33067089

約数列:

[1, 3, 9, 27, 81, 243, 269, 331, 729, 807, 993, 2421, 2979, 7263, 8937, 21789, 26811, 65367, 80433, 89039, 196101, 241299, 267117, 801351, 2404053, 7212159, 21636477, 64909431]

約数ペア:

[(1, 64909431), (3, 21636477), (9, 7212159), (27, 2404053), (81, 801351), (243, 267117), (269, 241299), (331, 196101), (729, 89039), (807, 80433), (993, 65367), (2421, 26811), (2979, 21789), (7263, 8937)]