28278441

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2711}}^1$

素因数の和:2797

約数の個数: 24

約数和(自身を含む): 43717440

約数和(自身を除く): 15438999

約数列:

[1, 3, 9, 19, 57, 61, 171, 183, 549, 1159, 2711, 3477, 8133, 10431, 24399, 51509, 154527, 165371, 463581, 496113, 1488339, 3142049, 9426147, 28278441]

約数ペア:

[(1, 28278441), (3, 9426147), (9, 3142049), (19, 1488339), (57, 496113), (61, 463581), (171, 165371), (183, 154527), (549, 51509), (1159, 24399), (2711, 10431), (3477, 8133)]