216153

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 369408

約数和(自身を除く): 153255

約数列:

[1, 3, 7, 9, 21, 47, 63, 73, 141, 219, 329, 423, 511, 657, 987, 1533, 2961, 3431, 4599, 10293, 24017, 30879, 72051, 216153]

約数ペア:

[(1, 216153), (3, 72051), (7, 30879), (9, 24017), (21, 10293), (47, 4599), (63, 3431), (73, 2961), (141, 1533), (219, 987), (329, 657), (423, 511)]