25757613

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3121}}^1$

素因数の和:3265

約数の個数: 24

約数和(自身を含む): 42858816

約数和(自身を除く): 17101203

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 3121, 8253, 9363, 21847, 28089, 65541, 196623, 408851, 1226553, 2861957, 3679659, 8585871, 25757613]

約数ペア:

[(1, 25757613), (3, 8585871), (7, 3679659), (9, 2861957), (21, 1226553), (63, 408851), (131, 196623), (393, 65541), (917, 28089), (1179, 21847), (2751, 9363), (3121, 8253)]