2495991

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 3564000

約数和(自身を除く): 1068009

約数列:

[1, 3, 17, 51, 109, 327, 449, 1347, 1853, 5559, 7633, 22899, 48941, 146823, 831997, 2495991]

約数ペア:

[(1, 2495991), (3, 831997), (17, 146823), (51, 48941), (109, 22899), (327, 7633), (449, 5559), (1347, 1853)]