1997412207

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{142601}}^1$

素因数の和:142663

約数の個数: 32

約数和(自身を含む): 3285550080

約数和(自身を除く): 1288137873

約数列:

[1, 3, 7, 21, 23, 29, 69, 87, 161, 203, 483, 609, 667, 2001, 4669, 14007, 142601, 427803, 998207, 2994621, 3279823, 4135429, 9839469, 12406287, 22958761, 28948003, 68876283, 86844009, 95114867, 285344601, 665804069, 1997412207]

約数ペア:

[(1, 1997412207), (3, 665804069), (7, 285344601), (21, 95114867), (23, 86844009), (29, 68876283), (69, 28948003), (87, 22958761), (161, 12406287), (203, 9839469), (483, 4135429), (609, 3279823), (667, 2994621), (2001, 998207), (4669, 427803), (14007, 142601)]