13195861

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2184

約数の個数: 16

約数和(自身を含む): 16220160

約数和(自身を除く): 3024299

約数列:

[1, 7, 19, 47, 133, 329, 893, 2111, 6251, 14777, 40109, 99217, 280763, 694519, 1885123, 13195861]

約数ペア:

[(1, 13195861), (7, 1885123), (19, 694519), (47, 280763), (133, 99217), (329, 40109), (893, 14777), (2111, 6251)]