28525845

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 46886400

約数和(自身を除く): 18360555

約数列:

[1, 3, 5, 15, 73, 109, 219, 239, 327, 365, 545, 717, 1095, 1195, 1635, 3585, 7957, 17447, 23871, 26051, 39785, 52341, 78153, 87235, 119355, 130255, 261705, 390765, 1901723, 5705169, 9508615, 28525845]

約数ペア:

[(1, 28525845), (3, 9508615), (5, 5705169), (15, 1901723), (73, 390765), (109, 261705), (219, 130255), (239, 119355), (327, 87235), (365, 78153), (545, 52341), (717, 39785), (1095, 26051), (1195, 23871), (1635, 17447), (3585, 7957)]