619493043

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{2671}}^1$

素因数の和:3019

約数の個数: 32

約数和(自身を含む): 939688960

約数和(自身を除く): 320195917

約数列:

[1, 3, 13, 19, 39, 57, 247, 313, 741, 939, 2671, 4069, 5947, 8013, 12207, 17841, 34723, 50749, 77311, 104169, 152247, 231933, 659737, 836023, 1979211, 2508069, 10868299, 15884437, 32604897, 47653311, 206497681, 619493043]

約数ペア:

[(1, 619493043), (3, 206497681), (13, 47653311), (19, 32604897), (39, 15884437), (57, 10868299), (247, 2508069), (313, 1979211), (741, 836023), (939, 659737), (2671, 231933), (4069, 152247), (5947, 104169), (8013, 77311), (12207, 50749), (17841, 34723)]