212866641387

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{20371963}}^1$

素因数の和:20372021

約数の個数: 24

約数和(自身を含む): 326277375424

約数和(自身を除く): 113410734037

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 3483, 10449, 20371963, 61115889, 183347667, 550043001, 875994409, 1650129003, 2627983227, 4950387009, 7883949681, 23651849043, 70955547129, 212866641387]

約数ペア:

[(1, 212866641387), (3, 70955547129), (9, 23651849043), (27, 7883949681), (43, 4950387009), (81, 2627983227), (129, 1650129003), (243, 875994409), (387, 550043001), (1161, 183347667), (3483, 61115889), (10449, 20371963)]