66556516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{4723}}^1$

素因数の和:5011

約数の個数: 24

約数和(自身を含む): 125922944

約数和(自身を除く): 59366428

約数列:

[1, 2, 4, 13, 26, 52, 271, 542, 1084, 3523, 4723, 7046, 9446, 14092, 18892, 61399, 122798, 245596, 1279933, 2559866, 5119732, 16639129, 33278258, 66556516]

約数ペア:

[(1, 66556516), (2, 33278258), (4, 16639129), (13, 5119732), (26, 2559866), (52, 1279933), (271, 245596), (542, 122798), (1084, 61399), (3523, 18892), (4723, 14092), (7046, 9446)]