28930023

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{557}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 43524000

約数和(自身を除く): 14593977

約数列:

[1, 3, 9, 29, 87, 199, 261, 557, 597, 1671, 1791, 5013, 5771, 16153, 17313, 48459, 51939, 110843, 145377, 332529, 997587, 3214447, 9643341, 28930023]

約数ペア:

[(1, 28930023), (3, 9643341), (9, 3214447), (29, 997587), (87, 332529), (199, 145377), (261, 110843), (557, 51939), (597, 48459), (1671, 17313), (1791, 16153), (5013, 5771)]