28407786

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{11633}}^1$

素因数の和:11686

約数の個数: 32

約数和(自身を含む): 63661248

約数和(自身を除く): 35253462

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 11633, 23266, 34899, 69798, 127963, 255926, 383889, 430421, 767778, 860842, 1291263, 2582526, 4734631, 9469262, 14203893, 28407786]

約数ペア:

[(1, 28407786), (2, 14203893), (3, 9469262), (6, 4734631), (11, 2582526), (22, 1291263), (33, 860842), (37, 767778), (66, 430421), (74, 383889), (111, 255926), (222, 127963), (407, 69798), (814, 34899), (1221, 23266), (2442, 11633)]