156890961

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1210

約数の個数: 36

約数和(自身を含む): 244955568

約数和(自身を除く): 88064607

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 361, 387, 817, 1083, 1123, 2451, 3249, 3369, 7353, 10107, 15523, 21337, 46569, 48289, 64011, 139707, 144867, 192033, 405403, 434601, 917491, 1216209, 2752473, 3648627, 8257419, 17432329, 52296987, 156890961]

約数ペア:

[(1, 156890961), (3, 52296987), (9, 17432329), (19, 8257419), (43, 3648627), (57, 2752473), (129, 1216209), (171, 917491), (361, 434601), (387, 405403), (817, 192033), (1083, 144867), (1123, 139707), (2451, 64011), (3249, 48289), (3369, 46569), (7353, 21337), (10107, 15523)]