1491639

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 16

約数和(自身を含む): 2073600

約数和(自身を除く): 581961

約数列:

[1, 3, 47, 71, 141, 149, 213, 447, 3337, 7003, 10011, 10579, 21009, 31737, 497213, 1491639]

約数ペア:

[(1, 1491639), (3, 497213), (47, 31737), (71, 21009), (141, 10579), (149, 10011), (213, 7003), (447, 3337)]