68331705

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2521}}^1$

素因数の和:2681

約数の個数: 32

約数和(自身を含む): 118634880

約数和(自身を除く): 50303175

約数列:

[1, 3, 5, 13, 15, 39, 65, 139, 195, 417, 695, 1807, 2085, 2521, 5421, 7563, 9035, 12605, 27105, 32773, 37815, 98319, 163865, 350419, 491595, 1051257, 1752095, 4555447, 5256285, 13666341, 22777235, 68331705]

約数ペア:

[(1, 68331705), (3, 22777235), (5, 13666341), (13, 5256285), (15, 4555447), (39, 1752095), (65, 1051257), (139, 491595), (195, 350419), (417, 163865), (695, 98319), (1807, 37815), (2085, 32773), (2521, 27105), (5421, 12605), (7563, 9035)]