28009971

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14891}}^1$

素因数の和:14927

約数の個数: 24

約数和(自身を含む): 46463040

約数和(自身を除く): 18453069

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 14891, 44673, 134019, 163801, 282929, 491403, 848787, 1474209, 2546361, 3112219, 9336657, 28009971]

約数ペア:

[(1, 28009971), (3, 9336657), (9, 3112219), (11, 2546361), (19, 1474209), (33, 848787), (57, 491403), (99, 282929), (171, 163801), (209, 134019), (627, 44673), (1881, 14891)]