79721931

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{877}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 107649824

約数和(自身を除く): 27927893

約数列:

[1, 3, 157, 193, 471, 579, 877, 2631, 30301, 90903, 137689, 169261, 413067, 507783, 26573977, 79721931]

約数ペア:

[(1, 79721931), (3, 26573977), (157, 507783), (193, 413067), (471, 169261), (579, 137689), (877, 90903), (2631, 30301)]