168993209

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18443}}^1$

素因数の和:18485

約数の個数: 24

約数和(自身を含む): 227082528

約数和(自身を除く): 58089319

約数列:

[1, 7, 11, 17, 49, 77, 119, 187, 539, 833, 1309, 9163, 18443, 129101, 202873, 313531, 903707, 1420111, 2194717, 3448841, 9940777, 15363019, 24141887, 168993209]

約数ペア:

[(1, 168993209), (7, 24141887), (11, 15363019), (17, 9940777), (49, 3448841), (77, 2194717), (119, 1420111), (187, 903707), (539, 313531), (833, 202873), (1309, 129101), (9163, 18443)]