2664645

素因数分解:

$3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{443}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 4283712

約数和(自身を除く): 1619067

約数列:

[1, 3, 5, 15, 401, 443, 1203, 1329, 2005, 2215, 6015, 6645, 177643, 532929, 888215, 2664645]

約数ペア:

[(1, 2664645), (3, 888215), (5, 532929), (15, 177643), (401, 6645), (443, 6015), (1203, 2215), (1329, 2005)]