2643284

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1409}}^1$

素因数の和:1487

約数の個数: 24

約数和(自身を含む): 5369280

約数和(自身を除く): 2725996

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1409, 1876, 2818, 5636, 9863, 19726, 39452, 94403, 188806, 377612, 660821, 1321642, 2643284]

約数ペア:

[(1, 2643284), (2, 1321642), (4, 660821), (7, 377612), (14, 188806), (28, 94403), (67, 39452), (134, 19726), (268, 9863), (469, 5636), (938, 2818), (1409, 1876)]