78572739

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{87013}}^1$

素因数の和:87066

約数の個数: 16

約数和(自身を含む): 122515712

約数和(自身を除く): 43942973

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 87013, 261039, 609091, 1827273, 3741559, 11224677, 26190913, 78572739]

約数ペア:

[(1, 78572739), (3, 26190913), (7, 11224677), (21, 3741559), (43, 1827273), (129, 609091), (301, 261039), (903, 87013)]