27956786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 49593600

約数和(自身を除く): 21636814

約数列:

[1, 2, 11, 13, 22, 26, 143, 239, 286, 409, 478, 818, 2629, 3107, 4499, 5258, 5317, 6214, 8998, 10634, 34177, 58487, 68354, 97751, 116974, 195502, 1075261, 1270763, 2150522, 2541526, 13978393, 27956786]

約数ペア:

[(1, 27956786), (2, 13978393), (11, 2541526), (13, 2150522), (22, 1270763), (26, 1075261), (143, 195502), (239, 116974), (286, 97751), (409, 68354), (478, 58487), (818, 34177), (2629, 10634), (3107, 8998), (4499, 6214), (5258, 5317)]