642810844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{169339}}^1$

素因数の和:169429

約数の個数: 24

約数和(自身を含む): 1228053680

約数和(自身を除く): 585242836

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 169339, 338678, 677356, 2201407, 4402814, 8805628, 12361747, 24723494, 49446988, 160702711, 321405422, 642810844]

約数ペア:

[(1, 642810844), (2, 321405422), (4, 160702711), (13, 49446988), (26, 24723494), (52, 12361747), (73, 8805628), (146, 4402814), (292, 2201407), (949, 677356), (1898, 338678), (3796, 169339)]