981365

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2549}}^1$

素因数の和:2572

約数の個数: 16

約数和(自身を含む): 1468800

約数和(自身を除く): 487435

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 2549, 12745, 17843, 28039, 89215, 140195, 196273, 981365]

約数ペア:

[(1, 981365), (5, 196273), (7, 140195), (11, 89215), (35, 28039), (55, 17843), (77, 12745), (385, 2549)]