27910701

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 50633856

約数和(自身を除く): 22723155

約数列:

[1, 3, 7, 9, 13, 21, 39, 53, 63, 91, 117, 159, 273, 371, 477, 643, 689, 819, 1113, 1929, 2067, 3339, 4501, 4823, 5787, 6201, 8359, 13503, 14469, 25077, 34079, 40509, 43407, 58513, 75231, 102237, 175539, 238553, 306711, 443027, 526617, 715659, 1329081, 2146977, 3101189, 3987243, 9303567, 27910701]

約数ペア:

[(1, 27910701), (3, 9303567), (7, 3987243), (9, 3101189), (13, 2146977), (21, 1329081), (39, 715659), (53, 526617), (63, 443027), (91, 306711), (117, 238553), (159, 175539), (273, 102237), (371, 75231), (477, 58513), (643, 43407), (689, 40509), (819, 34079), (1113, 25077), (1929, 14469), (2067, 13503), (3339, 8359), (4501, 6201), (4823, 5787)]