259938963

素因数分解:

$3^4\times {\mathrm{353}}^1\times {\mathrm{9091}}^1$

素因数の和:9456

約数の個数: 20

約数和(自身を含む): 389446728

約数和(自身を除く): 129507765

約数列:

[1, 3, 9, 27, 81, 353, 1059, 3177, 9091, 9531, 27273, 28593, 81819, 245457, 736371, 3209123, 9627369, 28882107, 86646321, 259938963]

約数ペア:

[(1, 259938963), (3, 86646321), (9, 28882107), (27, 9627369), (81, 3209123), (353, 736371), (1059, 245457), (3177, 81819), (9091, 28593), (9531, 27273)]