7178421123

素因数分解:

$3^4\times {\mathrm{2953}}^1\times {\mathrm{30011}}^1$

素因数の和:32976

約数の個数: 20

約数和(自身を含む): 10727309208

約数和(自身を除く): 3548888085

約数列:

[1, 3, 9, 27, 81, 2953, 8859, 26577, 30011, 79731, 90033, 239193, 270099, 810297, 2430891, 88622483, 265867449, 797602347, 2392807041, 7178421123]

約数ペア:

[(1, 7178421123), (3, 2392807041), (9, 797602347), (27, 265867449), (81, 88622483), (2953, 2430891), (8859, 810297), (26577, 270099), (30011, 239193), (79731, 90033)]