211037211

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1223}}^1$

素因数の和:1333

約数の個数: 64

約数和(自身を含む): 394813440

約数和(自身を除く): 183776229

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 83, 99, 189, 231, 249, 297, 581, 693, 747, 913, 1223, 1743, 2079, 2241, 2739, 3669, 5229, 6391, 8217, 8561, 11007, 13453, 15687, 19173, 24651, 25683, 33021, 40359, 57519, 77049, 94171, 101509, 121077, 172557, 231147, 282513, 304527, 363231, 710563, 847539, 913581, 1116599, 2131689, 2542617, 2740743, 3349797, 6395067, 7816193, 10049391, 19185201, 23448579, 30148173, 70345737, 211037211]

約数ペア:

[(1, 211037211), (3, 70345737), (7, 30148173), (9, 23448579), (11, 19185201), (21, 10049391), (27, 7816193), (33, 6395067), (63, 3349797), (77, 2740743), (83, 2542617), (99, 2131689), (189, 1116599), (231, 913581), (249, 847539), (297, 710563), (581, 363231), (693, 304527), (747, 282513), (913, 231147), (1223, 172557), (1743, 121077), (2079, 101509), (2241, 94171), (2739, 77049), (3669, 57519), (5229, 40359), (6391, 33021), (8217, 25683), (8561, 24651), (11007, 19173), (13453, 15687)]