2012841

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 3120000

約数和(自身を除く): 1107159

約数列:

[1, 3, 9, 19, 57, 79, 149, 171, 237, 447, 711, 1341, 1501, 2831, 4503, 8493, 11771, 13509, 25479, 35313, 105939, 223649, 670947, 2012841]

約数ペア:

[(1, 2012841), (3, 670947), (9, 223649), (19, 105939), (57, 35313), (79, 25479), (149, 13509), (171, 11771), (237, 8493), (447, 4503), (711, 2831), (1341, 1501)]