27293709

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 40550400

約数和(自身を除く): 13256691

約数列:

[1, 3, 19, 23, 57, 69, 109, 191, 327, 437, 573, 1311, 2071, 2507, 3629, 4393, 6213, 7521, 10887, 13179, 20819, 47633, 62457, 83467, 142899, 250401, 395561, 478837, 1186683, 1436511, 9097903, 27293709]

約数ペア:

[(1, 27293709), (3, 9097903), (19, 1436511), (23, 1186683), (57, 478837), (69, 395561), (109, 250401), (191, 142899), (327, 83467), (437, 62457), (573, 47633), (1311, 20819), (2071, 13179), (2507, 10887), (3629, 7521), (4393, 6213)]