2145451

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 2872800

約数和(自身を除く): 727349

約数列:

[1, 7, 11, 17, 77, 119, 121, 149, 187, 847, 1043, 1309, 1639, 2057, 2533, 11473, 14399, 17731, 18029, 27863, 126203, 195041, 306493, 2145451]

約数ペア:

[(1, 2145451), (7, 306493), (11, 195041), (17, 126203), (77, 27863), (119, 18029), (121, 17731), (149, 14399), (187, 11473), (847, 2533), (1043, 2057), (1309, 1639)]