2281587

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 4136832

約数和(自身を除く): 1855245

約数列:

[1, 3, 7, 11, 17, 21, 33, 49, 51, 77, 83, 119, 147, 187, 231, 249, 357, 539, 561, 581, 833, 913, 1309, 1411, 1617, 1743, 2499, 2739, 3927, 4067, 4233, 6391, 9163, 9877, 12201, 15521, 19173, 27489, 29631, 44737, 46563, 69139, 108647, 134211, 207417, 325941, 760529, 2281587]

約数ペア:

[(1, 2281587), (3, 760529), (7, 325941), (11, 207417), (17, 134211), (21, 108647), (33, 69139), (49, 46563), (51, 44737), (77, 29631), (83, 27489), (119, 19173), (147, 15521), (187, 12201), (231, 9877), (249, 9163), (357, 6391), (539, 4233), (561, 4067), (581, 3927), (833, 2739), (913, 2499), (1309, 1743), (1411, 1617)]