82189971

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:473

約数の個数: 40

約数和(自身を含む): 129390624

約数和(自身を除く): 47200653

約数列:

[1, 3, 9, 23, 27, 69, 81, 157, 207, 281, 471, 621, 843, 1413, 1863, 2529, 3611, 4239, 6463, 7587, 10833, 12717, 19389, 22761, 32499, 44117, 58167, 97497, 132351, 174501, 292491, 397053, 523503, 1014691, 1191159, 3044073, 3573477, 9132219, 27396657, 82189971]

約数ペア:

[(1, 82189971), (3, 27396657), (9, 9132219), (23, 3573477), (27, 3044073), (69, 1191159), (81, 1014691), (157, 523503), (207, 397053), (281, 292491), (471, 174501), (621, 132351), (843, 97497), (1413, 58167), (1863, 44117), (2529, 32499), (3611, 22761), (4239, 19389), (6463, 12717), (7587, 10833)]