90293919

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 131281920

約数和(自身を除く): 40988001

約数列:

[1, 3, 17, 51, 73, 79, 219, 237, 307, 921, 1241, 1343, 3723, 4029, 5219, 5767, 15657, 17301, 22411, 24253, 67233, 72759, 98039, 294117, 380987, 412301, 1142961, 1236903, 1770469, 5311407, 30097973, 90293919]

約数ペア:

[(1, 90293919), (3, 30097973), (17, 5311407), (51, 1770469), (73, 1236903), (79, 1142961), (219, 412301), (237, 380987), (307, 294117), (921, 98039), (1241, 72759), (1343, 67233), (3723, 24253), (4029, 22411), (5219, 17301), (5767, 15657)]