13920519

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^2$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 19942912

約数和(自身を除く): 6022393

約数列:

[1, 3, 31, 43, 59, 93, 129, 177, 1333, 1829, 2537, 3481, 3999, 5487, 7611, 10443, 78647, 107911, 149683, 235941, 323733, 449049, 4640173, 13920519]

約数ペア:

[(1, 13920519), (3, 4640173), (31, 449049), (43, 323733), (59, 235941), (93, 149683), (129, 107911), (177, 78647), (1333, 10443), (1829, 7611), (2537, 5487), (3481, 3999)]