556617215

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{857}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 852138144

約数和(自身を除く): 295520929

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 241, 245, 385, 539, 857, 1205, 1687, 2651, 2695, 4285, 5999, 8435, 9427, 11809, 13255, 18557, 29995, 41993, 47135, 59045, 65989, 92785, 129899, 206537, 209965, 329945, 461923, 649495, 1032685, 1445759, 2271907, 2309615, 7228795, 10120313, 11359535, 15903349, 50601565, 79516745, 111323443, 556617215]

約数ペア:

[(1, 556617215), (5, 111323443), (7, 79516745), (11, 50601565), (35, 15903349), (49, 11359535), (55, 10120313), (77, 7228795), (241, 2309615), (245, 2271907), (385, 1445759), (539, 1032685), (857, 649495), (1205, 461923), (1687, 329945), (2651, 209965), (2695, 206537), (4285, 129899), (5999, 92785), (8435, 65989), (9427, 59045), (11809, 47135), (13255, 41993), (18557, 29995)]