215971054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{63409}}^1$

素因数の和:63555

約数の個数: 16

約数和(自身を含む): 351545040

約数和(自身を除く): 135573986

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 63409, 126818, 824317, 1648634, 8306579, 16613158, 107985527, 215971054]

約数ペア:

[(1, 215971054), (2, 107985527), (13, 16613158), (26, 8306579), (131, 1648634), (262, 824317), (1703, 126818), (3406, 63409)]