2543289

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{743}}^1$

素因数の和:916

約数の個数: 16

約数和(自身を含む): 3904512

約数和(自身を除く): 1361223

約数列:

[1, 3, 7, 21, 163, 489, 743, 1141, 2229, 3423, 5201, 15603, 121109, 363327, 847763, 2543289]

約数ペア:

[(1, 2543289), (3, 847763), (7, 363327), (21, 121109), (163, 15603), (489, 5201), (743, 3423), (1141, 2229)]