208248759

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23879}}^1$

素因数の和:23924

約数の個数: 32

約数和(自身を含む): 343872000

約数和(自身を除く): 135623241

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 153, 171, 323, 459, 513, 969, 2907, 8721, 23879, 71637, 214911, 405943, 453701, 644733, 1217829, 1361103, 3653487, 4083309, 7712917, 10960461, 12249927, 23138751, 69416253, 208248759]

約数ペア:

[(1, 208248759), (3, 69416253), (9, 23138751), (17, 12249927), (19, 10960461), (27, 7712917), (51, 4083309), (57, 3653487), (153, 1361103), (171, 1217829), (323, 644733), (459, 453701), (513, 405943), (969, 214911), (2907, 71637), (8721, 23879)]