12988767

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 20021760

約数和(自身を除く): 7032993

約数列:

[1, 3, 11, 23, 33, 69, 109, 157, 253, 327, 471, 759, 1199, 1727, 2507, 3597, 3611, 5181, 7521, 10833, 17113, 27577, 39721, 51339, 82731, 119163, 188243, 393599, 564729, 1180797, 4329589, 12988767]

約数ペア:

[(1, 12988767), (3, 4329589), (11, 1180797), (23, 564729), (33, 393599), (69, 188243), (109, 119163), (157, 82731), (253, 51339), (327, 39721), (471, 27577), (759, 17113), (1199, 10833), (1727, 7521), (2507, 5181), (3597, 3611)]