270291

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:282

約数の個数: 16

約数和(自身を含む): 420608

約数和(自身を除く): 150317

約数列:

[1, 3, 7, 21, 61, 183, 211, 427, 633, 1281, 1477, 4431, 12871, 38613, 90097, 270291]

約数ペア:

[(1, 270291), (3, 90097), (7, 38613), (21, 12871), (61, 4431), (183, 1477), (211, 1281), (427, 633)]