237781521

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{463}}^1\times {\mathrm{827}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 368824320

約数和(自身を除く): 131042799

約数列:

[1, 3, 9, 23, 27, 69, 207, 463, 621, 827, 1389, 2481, 4167, 7443, 10649, 12501, 19021, 22329, 31947, 57063, 95841, 171189, 287523, 382901, 513567, 1148703, 3446109, 8806723, 10338327, 26420169, 79260507, 237781521]

約数ペア:

[(1, 237781521), (3, 79260507), (9, 26420169), (23, 10338327), (27, 8806723), (69, 3446109), (207, 1148703), (463, 513567), (621, 382901), (827, 287523), (1389, 171189), (2481, 95841), (4167, 57063), (7443, 31947), (10649, 22329), (12501, 19021)]