291217589

素因数分解:

${\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{15809}}^1$

素因数の和:15944

約数の個数: 12

約数和(自身を含む): 318255300

約数和(自身を除く): 27037711

約数列:

[1, 13, 109, 169, 1417, 15809, 18421, 205517, 1723181, 2671721, 22401353, 291217589]

約数ペア:

[(1, 291217589), (13, 22401353), (109, 2671721), (169, 1723181), (1417, 205517), (15809, 18421)]