16421679

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 24429600

約数和(自身を除く): 8007921

約数列:

[1, 3, 9, 53, 159, 173, 199, 477, 519, 597, 1557, 1791, 9169, 10547, 27507, 31641, 34427, 82521, 94923, 103281, 309843, 1824631, 5473893, 16421679]

約数ペア:

[(1, 16421679), (3, 5473893), (9, 1824631), (53, 309843), (159, 103281), (173, 94923), (199, 82521), (477, 34427), (519, 31641), (597, 27507), (1557, 10547), (1791, 9169)]