387492795

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{40427}}^1$

素因数の和:40512

約数の個数: 32

約数和(自身を含む): 698595840

約数和(自身を除く): 311103045

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3195, 9585, 40427, 121281, 202135, 363843, 606405, 1091529, 1819215, 2870317, 5457645, 8610951, 14351585, 25832853, 43054755, 77498559, 129164265, 387492795]

約数ペア:

[(1, 387492795), (3, 129164265), (5, 77498559), (9, 43054755), (15, 25832853), (27, 14351585), (45, 8610951), (71, 5457645), (135, 2870317), (213, 1819215), (355, 1091529), (639, 606405), (1065, 363843), (1917, 202135), (3195, 121281), (9585, 40427)]