291299788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{67493}}^1$

素因数の和:67593

約数の個数: 24

約数和(自身を含む): 555610608

約数和(自身を除く): 264310820

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 67493, 134986, 269972, 877409, 1754818, 3509636, 5601919, 11203838, 22407676, 72824947, 145649894, 291299788]

約数ペア:

[(1, 291299788), (2, 145649894), (4, 72824947), (13, 22407676), (26, 11203838), (52, 5601919), (83, 3509636), (166, 1754818), (332, 877409), (1079, 269972), (2158, 134986), (4316, 67493)]