28884843

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{27431}}^1$

素因数の和:27456

約数の個数: 20

約数和(自身を含む): 46469808

約数和(自身を除く): 17584965

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 27431, 82293, 246879, 356603, 740637, 1069809, 2221911, 3209427, 9628281, 28884843]

約数ペア:

[(1, 28884843), (3, 9628281), (9, 3209427), (13, 2221911), (27, 1069809), (39, 740637), (81, 356603), (117, 246879), (351, 82293), (1053, 27431)]