247680492795

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25840427}}^1$

素因数の和:25840512

約数の個数: 32

約数和(自身を含む): 446522595840

約数和(自身を除く): 198842103045

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3195, 9585, 25840427, 77521281, 129202135, 232563843, 387606405, 697691529, 1162819215, 1834670317, 3488457645, 5504010951, 9173351585, 16512032853, 27520054755, 49536098559, 82560164265, 247680492795]

約数ペア:

[(1, 247680492795), (3, 82560164265), (5, 49536098559), (9, 27520054755), (15, 16512032853), (27, 9173351585), (45, 5504010951), (71, 3488457645), (135, 1834670317), (213, 1162819215), (355, 697691529), (639, 387606405), (1065, 232563843), (1917, 129202135), (3195, 77521281), (9585, 25840427)]