25500591

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 38054016

約数和(自身を除く): 12553425

約数列:

[1, 3, 9, 43, 129, 131, 387, 393, 503, 1179, 1509, 4527, 5633, 16899, 21629, 50697, 64887, 65893, 194661, 197679, 593037, 2833399, 8500197, 25500591]

約数ペア:

[(1, 25500591), (3, 8500197), (9, 2833399), (43, 593037), (129, 197679), (131, 194661), (387, 65893), (393, 64887), (503, 50697), (1179, 21629), (1509, 16899), (4527, 5633)]