206961521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{9749}}^1$

素因数の和:9856

約数の個数: 16

約数和(自身を含む): 235872000

約数和(自身を除く): 28910479

約数列:

[1, 13, 23, 71, 299, 923, 1633, 9749, 21229, 126737, 224227, 692179, 2914951, 8998327, 15920117, 206961521]

約数ペア:

[(1, 206961521), (13, 15920117), (23, 8998327), (71, 2914951), (299, 692179), (923, 224227), (1633, 126737), (9749, 21229)]