78493877

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 101443584

約数和(自身を除く): 22949707

約数列:

[1, 7, 11, 43, 77, 151, 157, 301, 473, 1057, 1099, 1661, 1727, 3311, 6493, 6751, 11627, 12089, 23707, 45451, 47257, 71423, 74261, 165949, 260777, 499961, 519827, 1019401, 1825439, 7135807, 11213411, 78493877]

約数ペア:

[(1, 78493877), (7, 11213411), (11, 7135807), (43, 1825439), (77, 1019401), (151, 519827), (157, 499961), (301, 260777), (473, 165949), (1057, 74261), (1099, 71423), (1661, 47257), (1727, 45451), (3311, 23707), (6493, 12089), (6751, 11627)]