15890189

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1993}}^1$

素因数の和:2084

約数の個数: 16

約数和(自身を含む): 19525248

約数和(自身を除く): 3635059

約数列:

[1, 7, 17, 67, 119, 469, 1139, 1993, 7973, 13951, 33881, 133531, 237167, 934717, 2270027, 15890189]

約数ペア:

[(1, 15890189), (7, 2270027), (17, 934717), (67, 237167), (119, 133531), (469, 33881), (1139, 13951), (1993, 7973)]