71216444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{20441}}^1$

素因数の和:20525

約数の個数: 24

約数和(自身を含む): 136225488

約数和(自身を除く): 65009044

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 20441, 40882, 81764, 265733, 531466, 1062932, 1369547, 2739094, 5478188, 17804111, 35608222, 71216444]

約数ペア:

[(1, 71216444), (2, 35608222), (4, 17804111), (13, 5478188), (26, 2739094), (52, 1369547), (67, 1062932), (134, 531466), (268, 265733), (871, 81764), (1742, 40882), (3484, 20441)]