12753237

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31963}}^1$

素因数の和:31992

約数の個数: 16

約数和(自身を含む): 20456960

約数和(自身を除く): 7703723

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 31963, 95889, 223741, 607297, 671223, 1821891, 4251079, 12753237]

約数ペア:

[(1, 12753237), (3, 4251079), (7, 1821891), (19, 671223), (21, 607297), (57, 223741), (133, 95889), (399, 31963)]