16408899

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{15583}}^1$

素因数の和:15608

約数の個数: 20

約数和(自身を含む): 26399296

約数和(自身を除く): 9990397

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 15583, 46749, 140247, 202579, 420741, 607737, 1262223, 1823211, 5469633, 16408899]

約数ペア:

[(1, 16408899), (3, 5469633), (9, 1823211), (13, 1262223), (27, 607737), (39, 420741), (81, 202579), (117, 140247), (351, 46749), (1053, 15583)]