213927

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:238

約数の個数: 16

約数和(自身を含む): 333312

約数和(自身を除く): 119385

約数列:

[1, 3, 7, 21, 61, 167, 183, 427, 501, 1169, 1281, 3507, 10187, 30561, 71309, 213927]

約数ペア:

[(1, 213927), (3, 71309), (7, 30561), (21, 10187), (61, 3507), (167, 1281), (183, 1169), (427, 501)]