78690231

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{347}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 120602880

約数和(自身を除く): 41912649

約数列:

[1, 3, 9, 27, 37, 111, 227, 333, 347, 681, 999, 1041, 2043, 3123, 6129, 8399, 9369, 12839, 25197, 38517, 75591, 78769, 115551, 226773, 236307, 346653, 708921, 2126763, 2914453, 8743359, 26230077, 78690231]

約数ペア:

[(1, 78690231), (3, 26230077), (9, 8743359), (27, 2914453), (37, 2126763), (111, 708921), (227, 346653), (333, 236307), (347, 226773), (681, 115551), (999, 78769), (1041, 75591), (2043, 38517), (3123, 25197), (6129, 12839), (8399, 9369)]