71142045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2663}}^1$

素因数の和:2821

約数の個数: 32

約数和(自身を含む): 123524352

約数和(自身を除く): 52382307

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 195, 411, 685, 1781, 2055, 2663, 5343, 7989, 8905, 13315, 26715, 34619, 39945, 103857, 173095, 364831, 519285, 1094493, 1824155, 4742803, 5472465, 14228409, 23714015, 71142045]

約数ペア:

[(1, 71142045), (3, 23714015), (5, 14228409), (13, 5472465), (15, 4742803), (39, 1824155), (65, 1094493), (137, 519285), (195, 364831), (411, 173095), (685, 103857), (1781, 39945), (2055, 34619), (2663, 26715), (5343, 13315), (7989, 8905)]