31972485

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{26981}}^1$

素因数の和:27068

約数の個数: 16

約数和(自身を含む): 51805440

約数和(自身を除く): 19832955

約数列:

[1, 3, 5, 15, 79, 237, 395, 1185, 26981, 80943, 134905, 404715, 2131499, 6394497, 10657495, 31972485]

約数ペア:

[(1, 31972485), (3, 10657495), (5, 6394497), (15, 2131499), (79, 404715), (237, 134905), (395, 80943), (1185, 26981)]