261589839

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{95089}}^1$

素因数の和:95230

約数の個数: 16

約数和(自身を含む): 401660160

約数和(自身を除く): 140070321

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 95089, 285267, 665623, 1996869, 12456659, 37369977, 87196613, 261589839]

約数ペア:

[(1, 261589839), (3, 87196613), (7, 37369977), (21, 12456659), (131, 1996869), (393, 665623), (917, 285267), (2751, 95089)]