1581417

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{1583}}^1$

素因数の和:1629

約数の個数: 16

約数和(自身を含む): 2407680

約数和(自身を除く): 826263

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 1583, 4749, 14247, 42741, 58571, 175713, 527139, 1581417]

約数ペア:

[(1, 1581417), (3, 527139), (9, 175713), (27, 58571), (37, 42741), (111, 14247), (333, 4749), (999, 1583)]