8139771

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 13453440

約数和(自身を除く): 5313669

約数列:

[1, 3, 9, 19, 27, 41, 43, 57, 81, 123, 129, 171, 243, 369, 387, 513, 779, 817, 1107, 1161, 1539, 1763, 2337, 2451, 3321, 3483, 4617, 5289, 7011, 7353, 9963, 10449, 15867, 21033, 22059, 33497, 47601, 63099, 66177, 100491, 142803, 189297, 198531, 301473, 428409, 904419, 2713257, 8139771]

約数ペア:

[(1, 8139771), (3, 2713257), (9, 904419), (19, 428409), (27, 301473), (41, 198531), (43, 189297), (57, 142803), (81, 100491), (123, 66177), (129, 63099), (171, 47601), (243, 33497), (369, 22059), (387, 21033), (513, 15867), (779, 10449), (817, 9963), (1107, 7353), (1161, 7011), (1539, 5289), (1763, 4617), (2337, 3483), (2451, 3321)]