55487369

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{653}}^1$

素因数の和:920

約数の個数: 16

約数和(自身を含む): 64876800

約数和(自身を除く): 9389431

約数列:

[1, 7, 61, 199, 427, 653, 1393, 4571, 12139, 39833, 84973, 129947, 278831, 909629, 7926767, 55487369]

約数ペア:

[(1, 55487369), (7, 7926767), (61, 909629), (199, 278831), (427, 129947), (653, 84973), (1393, 39833), (4571, 12139)]