1645183761

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{20369}}^1$

素因数の和:20513

約数の個数: 32

約数和(自身を含む): 2509584000

約数和(自身を除く): 864400239

約数列:

[1, 3, 13, 19, 39, 57, 109, 247, 327, 741, 1417, 2071, 4251, 6213, 20369, 26923, 61107, 80769, 264797, 387011, 794391, 1161033, 2220221, 5031143, 6660663, 15093429, 28862873, 42184199, 86588619, 126552597, 548394587, 1645183761]

約数ペア:

[(1, 1645183761), (3, 548394587), (13, 126552597), (19, 86588619), (39, 42184199), (57, 28862873), (109, 15093429), (247, 6660663), (327, 5031143), (741, 2220221), (1417, 1161033), (2071, 794391), (4251, 387011), (6213, 264797), (20369, 80769), (26923, 61107)]