78920397

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{4957}}^1$

素因数の和:5053

約数の個数: 24

約数和(自身を含む): 119884440

約数和(自身を除く): 40964043

約数列:

[1, 3, 9, 29, 61, 87, 183, 261, 549, 1769, 4957, 5307, 14871, 15921, 44613, 143753, 302377, 431259, 907131, 1293777, 2721393, 8768933, 26306799, 78920397]

約数ペア:

[(1, 78920397), (3, 26306799), (9, 8768933), (29, 2721393), (61, 1293777), (87, 907131), (183, 431259), (261, 302377), (549, 143753), (1769, 44613), (4957, 15921), (5307, 14871)]