2581845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 4804608

約数和(自身を除く): 2222763

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 105, 201, 335, 367, 469, 1005, 1101, 1407, 1835, 2345, 2569, 5505, 7035, 7707, 12845, 24589, 38535, 73767, 122945, 172123, 368835, 516369, 860615, 2581845]

約数ペア:

[(1, 2581845), (3, 860615), (5, 516369), (7, 368835), (15, 172123), (21, 122945), (35, 73767), (67, 38535), (105, 24589), (201, 12845), (335, 7707), (367, 7035), (469, 5505), (1005, 2569), (1101, 2345), (1407, 1835)]