251114717

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{2539}}^1$

素因数の和:2816

約数の個数: 16

約数和(自身を含む): 292608000

約数和(自身を除く): 41493283

約数列:

[1, 7, 71, 199, 497, 1393, 2539, 14129, 17773, 98903, 180269, 505261, 1261883, 3536827, 35873531, 251114717]

約数ペア:

[(1, 251114717), (7, 35873531), (71, 3536827), (199, 1261883), (497, 505261), (1393, 180269), (2539, 98903), (14129, 17773)]