320438537

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 356336640

約数和(自身を除く): 35898103

約数列:

[1, 31, 37, 43, 73, 89, 1147, 1333, 1591, 2263, 2701, 2759, 3139, 3293, 3827, 6497, 49321, 83731, 97309, 102083, 116143, 118637, 141599, 201407, 240389, 279371, 3600433, 4389569, 7452059, 8660501, 10336727, 320438537]

約数ペア:

[(1, 320438537), (31, 10336727), (37, 8660501), (43, 7452059), (73, 4389569), (89, 3600433), (1147, 279371), (1333, 240389), (1591, 201407), (2263, 141599), (2701, 118637), (2759, 116143), (3139, 102083), (3293, 97309), (3827, 83731), (6497, 49321)]