17724421

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 23079168

約数和(自身を除く): 5354747

約数列:

[1, 11, 13, 17, 23, 143, 187, 221, 253, 299, 317, 391, 2431, 3289, 3487, 4121, 4301, 5083, 5389, 7291, 45331, 55913, 59279, 70057, 80201, 94783, 123947, 770627, 1042613, 1363417, 1611311, 17724421]

約数ペア:

[(1, 17724421), (11, 1611311), (13, 1363417), (17, 1042613), (23, 770627), (143, 123947), (187, 94783), (221, 80201), (253, 70057), (299, 59279), (317, 55913), (391, 45331), (2431, 7291), (3289, 5389), (3487, 5083), (4121, 4301)]