490204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 1009008

約数和(自身を除く): 518804

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 857, 1714, 3428, 9427, 11141, 18854, 22282, 37708, 44564, 122551, 245102, 490204]

約数ペア:

[(1, 490204), (2, 245102), (4, 122551), (11, 44564), (13, 37708), (22, 22282), (26, 18854), (44, 11141), (52, 9427), (143, 3428), (286, 1714), (572, 857)]