238221

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:202

約数の個数: 20

約数和(自身を含む): 378972

約数和(自身を除く): 140751

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 173, 459, 519, 1377, 1557, 2941, 4671, 8823, 14013, 26469, 79407, 238221]

約数ペア:

[(1, 238221), (3, 79407), (9, 26469), (17, 14013), (27, 8823), (51, 4671), (81, 2941), (153, 1557), (173, 1377), (459, 519)]