28791854

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 54882432

約数和(自身を除く): 26090578

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 169, 182, 283, 301, 338, 559, 566, 602, 1118, 1183, 1981, 2366, 3679, 3913, 3962, 7267, 7358, 7826, 12169, 14534, 24338, 25753, 47827, 50869, 51506, 85183, 95654, 101738, 158197, 170366, 316394, 334789, 669578, 1107379, 2056561, 2214758, 4113122, 14395927, 28791854]

約数ペア:

[(1, 28791854), (2, 14395927), (7, 4113122), (13, 2214758), (14, 2056561), (26, 1107379), (43, 669578), (86, 334789), (91, 316394), (169, 170366), (182, 158197), (283, 101738), (301, 95654), (338, 85183), (559, 51506), (566, 50869), (602, 47827), (1118, 25753), (1183, 24338), (1981, 14534), (2366, 12169), (3679, 7826), (3913, 7358), (3962, 7267)]