90567988

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 188489728

約数和(自身を除く): 97921740

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 151, 217, 302, 434, 604, 691, 868, 1057, 1382, 2114, 2764, 4228, 4681, 4837, 9362, 9674, 18724, 19348, 21421, 32767, 42842, 65534, 85684, 104341, 131068, 149947, 208682, 299894, 417364, 599788, 730387, 1460774, 2921548, 3234571, 6469142, 12938284, 22641997, 45283994, 90567988]

約数ペア:

[(1, 90567988), (2, 45283994), (4, 22641997), (7, 12938284), (14, 6469142), (28, 3234571), (31, 2921548), (62, 1460774), (124, 730387), (151, 599788), (217, 417364), (302, 299894), (434, 208682), (604, 149947), (691, 131068), (868, 104341), (1057, 85684), (1382, 65534), (2114, 42842), (2764, 32767), (4228, 21421), (4681, 19348), (4837, 18724), (9362, 9674)]