647395306

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1\times {\mathrm{463}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 1028298240

約数和(自身を除く): 380902934

約数列:

[1, 2, 23, 46, 113, 226, 269, 463, 538, 926, 2599, 5198, 6187, 10649, 12374, 21298, 30397, 52319, 60794, 104638, 124547, 249094, 699131, 1203337, 1398262, 2406674, 2864581, 5729162, 14073811, 28147622, 323697653, 647395306]

約数ペア:

[(1, 647395306), (2, 323697653), (23, 28147622), (46, 14073811), (113, 5729162), (226, 2864581), (269, 2406674), (463, 1398262), (538, 1203337), (926, 699131), (2599, 249094), (5198, 124547), (6187, 104638), (10649, 60794), (12374, 52319), (21298, 30397)]