287078403742

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{743}}^1\times {\mathrm{51421}}^1$

素因数の和:52213

約数の個数: 48

約数和(自身を含む): 493298239392

約数和(自身を除く): 206219835650

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 743, 1486, 3757, 7514, 9659, 12631, 19318, 25262, 51421, 102842, 164203, 214727, 328406, 429454, 668473, 874157, 1336946, 1748314, 2791451, 5582902, 11364041, 14860669, 22728082, 29721338, 38205803, 76411606, 193188697, 386377394, 496675439, 649498651, 993350878, 1298997302, 8443482463, 11041477067, 16886964926, 22082954134, 143539201871, 287078403742]

約数ペア:

[(1, 287078403742), (2, 143539201871), (13, 22082954134), (17, 16886964926), (26, 11041477067), (34, 8443482463), (221, 1298997302), (289, 993350878), (442, 649498651), (578, 496675439), (743, 386377394), (1486, 193188697), (3757, 76411606), (7514, 38205803), (9659, 29721338), (12631, 22728082), (19318, 14860669), (25262, 11364041), (51421, 5582902), (102842, 2791451), (164203, 1748314), (214727, 1336946), (328406, 874157), (429454, 668473)]