427291209

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{146987}}^1$

素因数の和:147029

約数の個数: 24

約数和(自身を含む): 687903840

約数和(自身を除く): 260612631

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 146987, 440961, 1322883, 2498779, 2792753, 7496337, 8378259, 22489011, 25134777, 47476801, 142430403, 427291209]

約数ペア:

[(1, 427291209), (3, 142430403), (9, 47476801), (17, 25134777), (19, 22489011), (51, 8378259), (57, 7496337), (153, 2792753), (171, 2498779), (323, 1322883), (969, 440961), (2907, 146987)]