1913220001

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{7573}}^1$

素因数の和:7801

約数の個数: 32

約数和(自身を含む): 2539047168

約数和(自身を除く): 625827167

約数列:

[1, 7, 11, 17, 77, 119, 187, 193, 1309, 1351, 2123, 3281, 7573, 14861, 22967, 36091, 53011, 83303, 128741, 252637, 583121, 901187, 1416151, 1461589, 9913057, 10231123, 16077479, 24847013, 112542353, 173929091, 273317143, 1913220001]

約数ペア:

[(1, 1913220001), (7, 273317143), (11, 173929091), (17, 112542353), (77, 24847013), (119, 16077479), (187, 10231123), (193, 9913057), (1309, 1461589), (1351, 1416151), (2123, 901187), (3281, 583121), (7573, 252637), (14861, 128741), (22967, 83303), (36091, 53011)]