398500803

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 622833120

約数和(自身を除く): 224332317

約数列:

[1, 3, 9, 27, 29, 81, 87, 193, 243, 261, 293, 579, 783, 879, 1737, 2349, 2637, 5211, 5597, 7047, 7911, 8497, 15633, 16791, 23733, 25491, 46899, 50373, 56549, 71199, 76473, 151119, 169647, 229419, 453357, 508941, 688257, 1360071, 1526823, 1639921, 2064771, 4580469, 4919763, 13741407, 14759289, 44277867, 132833601, 398500803]

約数ペア:

[(1, 398500803), (3, 132833601), (9, 44277867), (27, 14759289), (29, 13741407), (81, 4919763), (87, 4580469), (193, 2064771), (243, 1639921), (261, 1526823), (293, 1360071), (579, 688257), (783, 508941), (879, 453357), (1737, 229419), (2349, 169647), (2637, 151119), (5211, 76473), (5597, 71199), (7047, 56549), (7911, 50373), (8497, 46899), (15633, 25491), (16791, 23733)]