78139286

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:788

約数の個数: 32

約数和(自身を含む): 128079360

約数和(自身を除く): 49940074

約数列:

[1, 2, 19, 38, 47, 67, 94, 134, 653, 893, 1273, 1306, 1786, 2546, 3149, 6298, 12407, 24814, 30691, 43751, 59831, 61382, 87502, 119662, 583129, 831269, 1166258, 1662538, 2056297, 4112594, 39069643, 78139286]

約数ペア:

[(1, 78139286), (2, 39069643), (19, 4112594), (38, 2056297), (47, 1662538), (67, 1166258), (94, 831269), (134, 583129), (653, 119662), (893, 87502), (1273, 61382), (1306, 59831), (1786, 43751), (2546, 30691), (3149, 24814), (6298, 12407)]