140751471

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 228428640

約数和(自身を除く): 87677169

約数列:

[1, 3, 7, 21, 29, 49, 87, 137, 147, 203, 241, 411, 609, 723, 959, 1421, 1687, 2877, 3973, 4263, 5061, 6713, 6989, 11809, 11919, 20139, 20967, 27811, 33017, 35427, 48923, 83433, 99051, 146769, 194677, 231119, 342461, 584031, 693357, 957493, 1027383, 1617833, 2872479, 4853499, 6702451, 20107353, 46917157, 140751471]

約数ペア:

[(1, 140751471), (3, 46917157), (7, 20107353), (21, 6702451), (29, 4853499), (49, 2872479), (87, 1617833), (137, 1027383), (147, 957493), (203, 693357), (241, 584031), (411, 342461), (609, 231119), (723, 194677), (959, 146769), (1421, 99051), (1687, 83433), (2877, 48923), (3973, 35427), (4263, 33017), (5061, 27811), (6713, 20967), (6989, 20139), (11809, 11919)]