7120003

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 18

約数和(自身を含む): 8310372

約数和(自身を除く): 1190369

約数列:

[1, 11, 19, 121, 163, 209, 361, 1793, 2299, 3097, 3971, 19723, 34067, 43681, 58843, 374737, 647273, 7120003]

約数ペア:

[(1, 7120003), (11, 647273), (19, 374737), (121, 58843), (163, 43681), (209, 34067), (361, 19723), (1793, 3971), (2299, 3097)]