142421587

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13907}}^1$

素因数の和:13951

約数の個数: 24

約数和(自身を含む): 190261440

約数和(自身を除く): 47839853

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 10241, 13907, 97349, 152977, 264233, 681443, 1070839, 1849631, 2906563, 7495873, 12947417, 20345941, 142421587]

約数ペア:

[(1, 142421587), (7, 20345941), (11, 12947417), (19, 7495873), (49, 2906563), (77, 1849631), (133, 1070839), (209, 681443), (539, 264233), (931, 152977), (1463, 97349), (10241, 13907)]