72065007

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{9007}}^1$

素因数の和:9147

約数の個数: 24

約数和(自身を含む): 119914496

約数和(自身を除く): 47849489

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 8001, 9007, 27021, 63049, 81063, 189147, 567441, 1143889, 3431667, 8007223, 10295001, 24021669, 72065007]

約数ペア:

[(1, 72065007), (3, 24021669), (7, 10295001), (9, 8007223), (21, 3431667), (63, 1143889), (127, 567441), (381, 189147), (889, 81063), (1143, 63049), (2667, 27021), (8001, 9007)]