1431339

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:144

約数の個数: 32

約数和(自身を含む): 2419200

約数和(自身を除く): 987861

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 107, 147, 273, 321, 343, 637, 749, 1029, 1391, 1911, 2247, 4173, 4459, 5243, 9737, 13377, 15729, 29211, 36701, 68159, 110103, 204477, 477113, 1431339]

約数ペア:

[(1, 1431339), (3, 477113), (7, 204477), (13, 110103), (21, 68159), (39, 36701), (49, 29211), (91, 15729), (107, 13377), (147, 9737), (273, 5243), (321, 4459), (343, 4173), (637, 2247), (749, 1911), (1029, 1391)]