405920979

素因数分解:

$3^2\times {\mathrm{1471}}^1\times {\mathrm{30661}}^1$

素因数の和:32138

約数の個数: 12

約数和(自身を含む): 586748032

約数和(自身を除く): 180827053

約数列:

[1, 3, 9, 1471, 4413, 13239, 30661, 91983, 275949, 45102331, 135306993, 405920979]

約数ペア:

[(1, 405920979), (3, 135306993), (9, 45102331), (1471, 275949), (4413, 91983), (13239, 30661)]