747281913

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{98573}}^1$

素因数の和:98621

約数の個数: 24

約数和(自身を含む): 1201814208

約数和(自身を除く): 454532295

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 98573, 295719, 690011, 1872887, 2070033, 5618661, 13110209, 35584853, 39330627, 106754559, 249093971, 747281913]

約数ペア:

[(1, 747281913), (3, 249093971), (7, 106754559), (19, 39330627), (21, 35584853), (57, 13110209), (133, 5618661), (361, 2070033), (399, 1872887), (1083, 690011), (2527, 295719), (7581, 98573)]