421156413

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1481}}^1\times {\mathrm{1663}}^1$

素因数の和:3169

約数の個数: 24

約数和(自身を含む): 641172480

約数和(自身を除く): 220016067

約数列:

[1, 3, 9, 19, 57, 171, 1481, 1663, 4443, 4989, 13329, 14967, 28139, 31597, 84417, 94791, 253251, 284373, 2462903, 7388709, 22166127, 46795157, 140385471, 421156413]

約数ペア:

[(1, 421156413), (3, 140385471), (9, 46795157), (19, 22166127), (57, 7388709), (171, 2462903), (1481, 284373), (1663, 253251), (4443, 94791), (4989, 84417), (13329, 31597), (14967, 28139)]