291226

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:525

約数の個数: 16

約数和(自身を含む): 491904

約数和(自身を除く): 200678

約数列:

[1, 2, 13, 23, 26, 46, 299, 487, 598, 974, 6331, 11201, 12662, 22402, 145613, 291226]

約数ペア:

[(1, 291226), (2, 145613), (13, 22402), (23, 12662), (26, 11201), (46, 6331), (299, 974), (487, 598)]