2091141

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 3317496

約数和(自身を除く): 1226355

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 293, 549, 793, 879, 2379, 2637, 3809, 7137, 11427, 17873, 34281, 53619, 160857, 232349, 697047, 2091141]

約数ペア:

[(1, 2091141), (3, 697047), (9, 232349), (13, 160857), (39, 53619), (61, 34281), (117, 17873), (183, 11427), (293, 7137), (549, 3809), (793, 2637), (879, 2379)]