28023788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 55055616

約数和(自身を除く): 27031828

約数列:

[1, 2, 4, 13, 26, 43, 52, 83, 86, 151, 166, 172, 302, 332, 559, 604, 1079, 1118, 1963, 2158, 2236, 3569, 3926, 4316, 6493, 7138, 7852, 12533, 12986, 14276, 25066, 25972, 46397, 50132, 84409, 92794, 162929, 168818, 185588, 325858, 337636, 538919, 651716, 1077838, 2155676, 7005947, 14011894, 28023788]

約数ペア:

[(1, 28023788), (2, 14011894), (4, 7005947), (13, 2155676), (26, 1077838), (43, 651716), (52, 538919), (83, 337636), (86, 325858), (151, 185588), (166, 168818), (172, 162929), (302, 92794), (332, 84409), (559, 50132), (604, 46397), (1079, 25972), (1118, 25066), (1963, 14276), (2158, 12986), (2236, 12533), (3569, 7852), (3926, 7138), (4316, 6493)]