13122021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 20054016

約数和(自身を除く): 6931995

約数列:

[1, 3, 11, 31, 33, 93, 101, 127, 303, 341, 381, 1023, 1111, 1397, 3131, 3333, 3937, 4191, 9393, 11811, 12827, 34441, 38481, 43307, 103323, 129921, 141097, 397637, 423291, 1192911, 4374007, 13122021]

約数ペア:

[(1, 13122021), (3, 4374007), (11, 1192911), (31, 423291), (33, 397637), (93, 141097), (101, 129921), (127, 103323), (303, 43307), (341, 38481), (381, 34441), (1023, 12827), (1111, 11811), (1397, 9393), (3131, 4191), (3333, 3937)]