220129611

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{709}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 333984000

約数和(自身を除く): 113854389

約数列:

[1, 3, 13, 19, 39, 57, 247, 419, 709, 741, 1257, 2127, 5447, 7961, 9217, 13471, 16341, 23883, 27651, 40413, 103493, 175123, 297071, 310479, 525369, 891213, 3861923, 5644349, 11585769, 16933047, 73376537, 220129611]

約数ペア:

[(1, 220129611), (3, 73376537), (13, 16933047), (19, 11585769), (39, 5644349), (57, 3861923), (247, 891213), (419, 525369), (709, 310479), (741, 297071), (1257, 175123), (2127, 103493), (5447, 40413), (7961, 27651), (9217, 23883), (13471, 16341)]