28365945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{643}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 48408192

約数和(自身を除く): 20042247

約数列:

[1, 3, 5, 15, 17, 51, 85, 173, 255, 519, 643, 865, 1929, 2595, 2941, 3215, 8823, 9645, 10931, 14705, 32793, 44115, 54655, 111239, 163965, 333717, 556195, 1668585, 1891063, 5673189, 9455315, 28365945]

約数ペア:

[(1, 28365945), (3, 9455315), (5, 5673189), (15, 1891063), (17, 1668585), (51, 556195), (85, 333717), (173, 163965), (255, 111239), (519, 54655), (643, 44115), (865, 32793), (1929, 14705), (2595, 10931), (2941, 9645), (3215, 8823)]