2017889811

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1\times {\mathrm{1279}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 3386572800

約数和(自身を除く): 1368682989

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 317, 553, 711, 951, 1279, 1659, 2219, 2853, 3837, 4977, 6657, 8953, 11511, 19971, 25043, 26859, 75129, 80577, 101041, 175301, 225387, 303123, 405443, 525903, 707287, 909369, 1216329, 1577709, 2121861, 2838101, 3648987, 6365583, 8514303, 25542909, 32029997, 96089991, 224209979, 288269973, 672629937, 2017889811]

約数ペア:

[(1, 2017889811), (3, 672629937), (7, 288269973), (9, 224209979), (21, 96089991), (63, 32029997), (79, 25542909), (237, 8514303), (317, 6365583), (553, 3648987), (711, 2838101), (951, 2121861), (1279, 1577709), (1659, 1216329), (2219, 909369), (2853, 707287), (3837, 525903), (4977, 405443), (6657, 303123), (8953, 225387), (11511, 175301), (19971, 101041), (25043, 80577), (26859, 75129)]