81513751

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 96422400

約数和(自身を除く): 14908649

約数列:

[1, 11, 29, 59, 61, 71, 319, 649, 671, 781, 1711, 1769, 2059, 3599, 4189, 4331, 18821, 19459, 22649, 39589, 46079, 47641, 104371, 121481, 125599, 255529, 1148081, 1336291, 1381589, 2810819, 7410341, 81513751]

約数ペア:

[(1, 81513751), (11, 7410341), (29, 2810819), (59, 1381589), (61, 1336291), (71, 1148081), (319, 255529), (649, 125599), (671, 121481), (781, 104371), (1711, 47641), (1769, 46079), (2059, 39589), (3599, 22649), (4189, 19459), (4331, 18821)]