177769579

素因数分解:

${\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 199221120

約数和(自身を除く): 21451541

約数列:

[1, 13, 53, 89, 169, 223, 689, 1157, 2899, 4717, 8957, 11819, 15041, 19847, 37687, 61321, 153647, 258011, 797173, 1051891, 1997411, 3354143, 13674583, 177769579]

約数ペア:

[(1, 177769579), (13, 13674583), (53, 3354143), (89, 1997411), (169, 1051891), (223, 797173), (689, 258011), (1157, 153647), (2899, 61321), (4717, 37687), (8957, 19847), (11819, 15041)]