216135241

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 269660160

約数和(自身を除く): 53524919

約数列:

[1, 7, 19, 37, 133, 167, 259, 263, 703, 1169, 1841, 3173, 4921, 4997, 6179, 9731, 22211, 34979, 43253, 43921, 68117, 117401, 184889, 307447, 821807, 834499, 1294223, 1625077, 5841493, 11375539, 30876463, 216135241]

約数ペア:

[(1, 216135241), (7, 30876463), (19, 11375539), (37, 5841493), (133, 1625077), (167, 1294223), (259, 834499), (263, 821807), (703, 307447), (1169, 184889), (1841, 117401), (3173, 68117), (4921, 43921), (4997, 43253), (6179, 34979), (9731, 22211)]