680588493

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1\times {\mathrm{1223}}^1$

素因数の和:2009

約数の個数: 32

約数和(自身を含む): 1030901760

約数和(自身を除く): 350313267

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 751, 1223, 2253, 3669, 9763, 14269, 15899, 23237, 29289, 42807, 47697, 69711, 185497, 302081, 556491, 906243, 918473, 2755419, 11940149, 17450987, 35820447, 52352961, 226862831, 680588493]

約数ペア:

[(1, 680588493), (3, 226862831), (13, 52352961), (19, 35820447), (39, 17450987), (57, 11940149), (247, 2755419), (741, 918473), (751, 906243), (1223, 556491), (2253, 302081), (3669, 185497), (9763, 69711), (14269, 47697), (15899, 42807), (23237, 29289)]