15040781

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1040

約数の個数: 16

約数和(自身を含む): 18130944

約数和(自身を除く): 3090163

約数列:

[1, 7, 23, 103, 161, 721, 907, 2369, 6349, 16583, 20861, 93421, 146027, 653947, 2148683, 15040781]

約数ペア:

[(1, 15040781), (7, 2148683), (23, 653947), (103, 146027), (161, 93421), (721, 20861), (907, 16583), (2369, 6349)]