27721166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 47216736

約数和(自身を除く): 19495570

約数列:

[1, 2, 11, 22, 41, 73, 82, 146, 421, 451, 803, 842, 902, 1606, 2993, 4631, 5986, 9262, 17261, 30733, 32923, 34522, 61466, 65846, 189871, 338063, 379742, 676126, 1260053, 2520106, 13860583, 27721166]

約数ペア:

[(1, 27721166), (2, 13860583), (11, 2520106), (22, 1260053), (41, 676126), (73, 379742), (82, 338063), (146, 189871), (421, 65846), (451, 61466), (803, 34522), (842, 32923), (902, 30733), (1606, 17261), (2993, 9262), (4631, 5986)]