2120419

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:282

約数の個数: 16

約数和(自身を含む): 2592000

約数和(自身を除く): 471581

約数列:

[1, 7, 19, 107, 133, 149, 749, 1043, 2033, 2831, 14231, 15943, 19817, 111601, 302917, 2120419]

約数ペア:

[(1, 2120419), (7, 302917), (19, 111601), (107, 19817), (133, 15943), (149, 14231), (749, 2831), (1043, 2033)]