260429078

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1489}}^1$

素因数の和:1573

約数の個数: 48

約数和(自身を含む): 497135520

約数和(自身を除く): 236706442

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 961, 1489, 1922, 2821, 2978, 5642, 6727, 10423, 12493, 13454, 19357, 20846, 24986, 38714, 46159, 87451, 92318, 135499, 174902, 270998, 323113, 600067, 646226, 1200134, 1430929, 2861858, 4200469, 8400938, 10016503, 18602077, 20033006, 37204154, 130214539, 260429078]

約数ペア:

[(1, 260429078), (2, 130214539), (7, 37204154), (13, 20033006), (14, 18602077), (26, 10016503), (31, 8400938), (62, 4200469), (91, 2861858), (182, 1430929), (217, 1200134), (403, 646226), (434, 600067), (806, 323113), (961, 270998), (1489, 174902), (1922, 135499), (2821, 92318), (2978, 87451), (5642, 46159), (6727, 38714), (10423, 24986), (12493, 20846), (13454, 19357)]