206819725

素因数分解:

$5^2\times 7^1\times {\mathrm{599}}^1\times {\mathrm{1973}}^1$

素因数の和:2589

約数の個数: 24

約数和(自身を含む): 293731200

約数和(自身を除く): 86911475

約数列:

[1, 5, 7, 25, 35, 175, 599, 1973, 2995, 4193, 9865, 13811, 14975, 20965, 49325, 69055, 104825, 345275, 1181827, 5909135, 8272789, 29545675, 41363945, 206819725]

約数ペア:

[(1, 206819725), (5, 41363945), (7, 29545675), (25, 8272789), (35, 5909135), (175, 1181827), (599, 345275), (1973, 104825), (2995, 69055), (4193, 49325), (9865, 20965), (13811, 14975)]