2478504721

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{431}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 3233820672

約数和(自身を除く): 755315951

約数列:

[1, 7, 11, 47, 49, 77, 227, 329, 431, 517, 539, 1589, 2303, 2497, 3017, 3619, 4741, 10669, 11123, 17479, 20257, 21119, 25333, 33187, 74683, 97837, 117359, 122353, 141799, 222827, 232309, 522781, 684859, 821513, 992593, 1076207, 1559789, 4598339, 4794013, 5750591, 7533449, 10918523, 32188373, 50581729, 52734143, 225318611, 354072103, 2478504721]

約数ペア:

[(1, 2478504721), (7, 354072103), (11, 225318611), (47, 52734143), (49, 50581729), (77, 32188373), (227, 10918523), (329, 7533449), (431, 5750591), (517, 4794013), (539, 4598339), (1589, 1559789), (2303, 1076207), (2497, 992593), (3017, 821513), (3619, 684859), (4741, 522781), (10669, 232309), (11123, 222827), (17479, 141799), (20257, 122353), (21119, 117359), (25333, 97837), (33187, 74683)]