196788361

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{7451}}^1$

素因数の和:7490

約数の個数: 20

約数和(自身を含む): 250476624

約数和(自身を除く): 53688263

約数列:

[1, 7, 11, 49, 77, 343, 539, 2401, 3773, 7451, 26411, 52157, 81961, 365099, 573727, 2555693, 4016089, 17889851, 28112623, 196788361]

約数ペア:

[(1, 196788361), (7, 28112623), (11, 17889851), (49, 4016089), (77, 2555693), (343, 573727), (539, 365099), (2401, 81961), (3773, 52157), (7451, 26411)]