28129167

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1787}}^1$

素因数の和:1860

約数の個数: 32

約数和(自身を含む): 46344960

約数和(自身を除く): 18215793

約数列:

[1, 3, 9, 11, 27, 33, 53, 99, 159, 297, 477, 583, 1431, 1749, 1787, 5247, 5361, 15741, 16083, 19657, 48249, 58971, 94711, 176913, 284133, 530739, 852399, 1041821, 2557197, 3125463, 9376389, 28129167]

約数ペア:

[(1, 28129167), (3, 9376389), (9, 3125463), (11, 2557197), (27, 1041821), (33, 852399), (53, 530739), (99, 284133), (159, 176913), (297, 94711), (477, 58971), (583, 48249), (1431, 19657), (1749, 16083), (1787, 15741), (5247, 5361)]