211078188

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1109}}^1$

素因数の和:1447

約数の個数: 72

約数和(自身を含む): 567272160

約数和(自身を除く): 356193972

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 311, 612, 622, 933, 1109, 1244, 1866, 2218, 2799, 3327, 3732, 4436, 5287, 5598, 6654, 9981, 10574, 11196, 13308, 15861, 18853, 19962, 21148, 31722, 37706, 39924, 47583, 56559, 63444, 75412, 95166, 113118, 169677, 190332, 226236, 339354, 344899, 678708, 689798, 1034697, 1379596, 2069394, 3104091, 4138788, 5863283, 6208182, 11726566, 12416364, 17589849, 23453132, 35179698, 52769547, 70359396, 105539094, 211078188]

約数ペア:

[(1, 211078188), (2, 105539094), (3, 70359396), (4, 52769547), (6, 35179698), (9, 23453132), (12, 17589849), (17, 12416364), (18, 11726566), (34, 6208182), (36, 5863283), (51, 4138788), (68, 3104091), (102, 2069394), (153, 1379596), (204, 1034697), (306, 689798), (311, 678708), (612, 344899), (622, 339354), (933, 226236), (1109, 190332), (1244, 169677), (1866, 113118), (2218, 95166), (2799, 75412), (3327, 63444), (3732, 56559), (4436, 47583), (5287, 39924), (5598, 37706), (6654, 31722), (9981, 21148), (10574, 19962), (11196, 18853), (13308, 15861)]