28145593

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{491}}^1$

素因数の和:948

約数の個数: 16

約数和(自身を含む): 34007040

約数和(自身を除く): 5861447

約数列:

[1, 7, 19, 133, 431, 491, 3017, 3437, 8189, 9329, 57323, 65303, 211621, 1481347, 4020799, 28145593]

約数ペア:

[(1, 28145593), (7, 4020799), (19, 1481347), (133, 211621), (431, 65303), (491, 57323), (3017, 9329), (3437, 8189)]