8991927

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2693}}^1$

素因数の和:2759

約数の個数: 24

約数和(自身を含む): 15129504

約数和(自身を除く): 6137577

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 2693, 3339, 8079, 18851, 24237, 56553, 142729, 169659, 428187, 999103, 1284561, 2997309, 8991927]

約数ペア:

[(1, 8991927), (3, 2997309), (7, 1284561), (9, 999103), (21, 428187), (53, 169659), (63, 142729), (159, 56553), (371, 24237), (477, 18851), (1113, 8079), (2693, 3339)]