28662298

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{389}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 52041600

約数和(自身を除く): 23379302

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 277, 389, 554, 778, 1939, 2723, 3878, 5263, 5446, 7391, 10526, 14782, 36841, 51737, 73682, 103474, 107753, 215506, 754271, 1508542, 2047307, 4094614, 14331149, 28662298]

約数ペア:

[(1, 28662298), (2, 14331149), (7, 4094614), (14, 2047307), (19, 1508542), (38, 754271), (133, 215506), (266, 107753), (277, 103474), (389, 73682), (554, 51737), (778, 36841), (1939, 14782), (2723, 10526), (3878, 7391), (5263, 5446)]