159290019

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 276217344

約数和(自身を除く): 116927325

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 211, 483, 521, 633, 1449, 1477, 1563, 1899, 3647, 4431, 4689, 4853, 10941, 11983, 13293, 14559, 32823, 33971, 35949, 43677, 83881, 101913, 107847, 109931, 251643, 305739, 329793, 754929, 769517, 989379, 2308551, 2528413, 6925653, 7585239, 17698891, 22755717, 53096673, 159290019]

約数ペア:

[(1, 159290019), (3, 53096673), (7, 22755717), (9, 17698891), (21, 7585239), (23, 6925653), (63, 2528413), (69, 2308551), (161, 989379), (207, 769517), (211, 754929), (483, 329793), (521, 305739), (633, 251643), (1449, 109931), (1477, 107847), (1563, 101913), (1899, 83881), (3647, 43677), (4431, 35949), (4689, 33971), (4853, 32823), (10941, 14559), (11983, 13293)]