128933289

素因数分解:

$3^4\times {\mathrm{1091}}^1\times {\mathrm{1459}}^1$

素因数の和:2562

約数の個数: 20

約数和(自身を含む): 192912720

約数和(自身を除く): 63979431

約数列:

[1, 3, 9, 27, 81, 1091, 1459, 3273, 4377, 9819, 13131, 29457, 39393, 88371, 118179, 1591769, 4775307, 14325921, 42977763, 128933289]

約数ペア:

[(1, 128933289), (3, 42977763), (9, 14325921), (27, 4775307), (81, 1591769), (1091, 118179), (1459, 88371), (3273, 39393), (4377, 29457), (9819, 13131)]