83990223

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1116

約数の個数: 32

約数和(自身を含む): 129198080

約数和(自身を除く): 45207857

約数列:

[1, 3, 9, 27, 43, 73, 129, 219, 387, 657, 991, 1161, 1971, 2973, 3139, 8919, 9417, 26757, 28251, 42613, 72343, 84753, 127839, 217029, 383517, 651087, 1150551, 1953261, 3110749, 9332247, 27996741, 83990223]

約数ペア:

[(1, 83990223), (3, 27996741), (9, 9332247), (27, 3110749), (43, 1953261), (73, 1150551), (129, 651087), (219, 383517), (387, 217029), (657, 127839), (991, 84753), (1161, 72343), (1971, 42613), (2973, 28251), (3139, 26757), (8919, 9417)]