128053521

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{113}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 205838400

約数和(自身を除く): 77784879

約数列:

[1, 3, 9, 19, 27, 47, 57, 113, 141, 171, 339, 423, 513, 893, 1017, 1269, 2147, 2209, 2679, 3051, 5311, 6441, 6627, 8037, 15933, 19323, 19881, 24111, 41971, 47799, 57969, 59643, 100909, 125913, 143397, 249617, 302727, 377739, 748851, 908181, 1133217, 2246553, 2724543, 4742723, 6739659, 14228169, 42684507, 128053521]

約数ペア:

[(1, 128053521), (3, 42684507), (9, 14228169), (19, 6739659), (27, 4742723), (47, 2724543), (57, 2246553), (113, 1133217), (141, 908181), (171, 748851), (339, 377739), (423, 302727), (513, 249617), (893, 143397), (1017, 125913), (1269, 100909), (2147, 59643), (2209, 57969), (2679, 47799), (3051, 41971), (5311, 24111), (6441, 19881), (6627, 19323), (8037, 15933)]