209215838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{15269}}^1$

素因数の和:15332

約数の個数: 32

約数和(自身を含む): 369411840

約数和(自身を除く): 160196002

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 221, 403, 442, 527, 806, 1054, 6851, 13702, 15269, 30538, 198497, 259573, 396994, 473339, 519146, 946678, 3374449, 6153407, 6748898, 8046763, 12306814, 16093526, 104607919, 209215838]

約数ペア:

[(1, 209215838), (2, 104607919), (13, 16093526), (17, 12306814), (26, 8046763), (31, 6748898), (34, 6153407), (62, 3374449), (221, 946678), (403, 519146), (442, 473339), (527, 396994), (806, 259573), (1054, 198497), (6851, 30538), (13702, 15269)]