87772191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3821}}^1$

素因数の和:3887

約数の個数: 32

約数和(自身を含む): 136980480

約数和(自身を除く): 49208289

約数列:

[1, 3, 13, 19, 31, 39, 57, 93, 247, 403, 589, 741, 1209, 1767, 3821, 7657, 11463, 22971, 49673, 72599, 118451, 149019, 217797, 355353, 943787, 1539863, 2250569, 2831361, 4619589, 6751707, 29257397, 87772191]

約数ペア:

[(1, 87772191), (3, 29257397), (13, 6751707), (19, 4619589), (31, 2831361), (39, 2250569), (57, 1539863), (93, 943787), (247, 355353), (403, 217797), (589, 149019), (741, 118451), (1209, 72599), (1767, 49673), (3821, 22971), (7657, 11463)]