393661809

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{2389}}^1$

素因数の和:2774

約数の個数: 32

約数和(自身を含む): 619488000

約数和(自身を除く): 225826191

約数列:

[1, 3, 9, 17, 27, 51, 153, 359, 459, 1077, 2389, 3231, 6103, 7167, 9693, 18309, 21501, 40613, 54927, 64503, 121839, 164781, 365517, 857651, 1096551, 2572953, 7718859, 14580067, 23156577, 43740201, 131220603, 393661809]

約数ペア:

[(1, 393661809), (3, 131220603), (9, 43740201), (17, 23156577), (27, 14580067), (51, 7718859), (153, 2572953), (359, 1096551), (459, 857651), (1077, 365517), (2389, 164781), (3231, 121839), (6103, 64503), (7167, 54927), (9693, 40613), (18309, 21501)]