123131489

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 144824064

約数和(自身を除く): 21692575

約数列:

[1, 13, 23, 43, 61, 157, 299, 559, 793, 989, 1403, 2041, 2623, 3611, 6751, 9577, 12857, 18239, 34099, 46943, 60329, 87763, 124501, 155273, 220271, 411811, 784277, 2018549, 2863523, 5353543, 9471653, 123131489]

約数ペア:

[(1, 123131489), (13, 9471653), (23, 5353543), (43, 2863523), (61, 2018549), (157, 784277), (299, 411811), (559, 220271), (793, 155273), (989, 124501), (1403, 87763), (2041, 60329), (2623, 46943), (3611, 34099), (6751, 18239), (9577, 12857)]