3520989

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{2557}}^1$

素因数の和:2586

約数の個数: 20

約数和(自身を含む): 5571324

約数和(自身を除く): 2050335

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 2557, 7671, 23013, 43469, 69039, 130407, 207117, 391221, 1173663, 3520989]

約数ペア:

[(1, 3520989), (3, 1173663), (9, 391221), (17, 207117), (27, 130407), (51, 69039), (81, 43469), (153, 23013), (459, 7671), (1377, 2557)]