291383404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{26557}}^1$

素因数の和:26785

約数の個数: 24

約数和(自身を含む): 551769008

約数和(自身を除く): 260385604

約数列:

[1, 2, 4, 13, 26, 52, 211, 422, 844, 2743, 5486, 10972, 26557, 53114, 106228, 345241, 690482, 1380964, 5603527, 11207054, 22414108, 72845851, 145691702, 291383404]

約数ペア:

[(1, 291383404), (2, 145691702), (4, 72845851), (13, 22414108), (26, 11207054), (52, 5603527), (211, 1380964), (422, 690482), (844, 345241), (2743, 106228), (5486, 53114), (10972, 26557)]