3935223

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{2557}}^1$

素因数の和:2588

約数の個数: 20

約数和(自身を含む): 6190360

約数和(自身を除く): 2255137

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 2557, 7671, 23013, 48583, 69039, 145749, 207117, 437247, 1311741, 3935223]

約数ペア:

[(1, 3935223), (3, 1311741), (9, 437247), (19, 207117), (27, 145749), (57, 69039), (81, 48583), (171, 23013), (513, 7671), (1539, 2557)]