13216191

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 20528640

約数和(自身を除く): 7312449

約数列:

[1, 3, 17, 19, 23, 51, 57, 69, 323, 391, 437, 593, 969, 1173, 1311, 1779, 7429, 10081, 11267, 13639, 22287, 30243, 33801, 40917, 191539, 231863, 259141, 574617, 695589, 777423, 4405397, 13216191]

約数ペア:

[(1, 13216191), (3, 4405397), (17, 777423), (19, 695589), (23, 574617), (51, 259141), (57, 231863), (69, 191539), (323, 40917), (391, 33801), (437, 30243), (593, 22287), (969, 13639), (1173, 11267), (1311, 10081), (1779, 7429)]