13257965

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9239}}^1$

素因数の和:9292

約数の個数: 16

約数和(自身を含む): 18627840

約数和(自身を除く): 5369875

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 9239, 46195, 64673, 323365, 378799, 1893995, 2651593, 13257965]

約数ペア:

[(1, 13257965), (5, 2651593), (7, 1893995), (35, 378799), (41, 323365), (205, 64673), (287, 46195), (1435, 9239)]