28478164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{49787}}^1$

素因数の和:49815

約数の個数: 24

約数和(自身を含む): 58550688

約数和(自身を除く): 30072524

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 49787, 99574, 199148, 547657, 647231, 1095314, 1294462, 2190628, 2588924, 7119541, 14239082, 28478164]

約数ペア:

[(1, 28478164), (2, 14239082), (4, 7119541), (11, 2588924), (13, 2190628), (22, 1294462), (26, 1095314), (44, 647231), (52, 547657), (143, 199148), (286, 99574), (572, 49787)]