31742121

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2148

約数の個数: 16

約数和(自身を含む): 43520000

約数和(自身を除く): 11777879

約数列:

[1, 3, 67, 79, 201, 237, 1999, 5293, 5997, 15879, 133933, 157921, 401799, 473763, 10580707, 31742121]

約数ペア:

[(1, 31742121), (3, 10580707), (67, 473763), (79, 401799), (201, 157921), (237, 133933), (1999, 15879), (5293, 5997)]