1774395

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 3624192

約数和(自身を除く): 1849797

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 131, 215, 301, 315, 387, 393, 645, 655, 903, 917, 1179, 1505, 1935, 1965, 2709, 2751, 4515, 4585, 5633, 5895, 8253, 13545, 13755, 16899, 28165, 39431, 41265, 50697, 84495, 118293, 197155, 253485, 354879, 591465, 1774395]

約数ペア:

[(1, 1774395), (3, 591465), (5, 354879), (7, 253485), (9, 197155), (15, 118293), (21, 84495), (35, 50697), (43, 41265), (45, 39431), (63, 28165), (105, 16899), (129, 13755), (131, 13545), (215, 8253), (301, 5895), (315, 5633), (387, 4585), (393, 4515), (645, 2751), (655, 2709), (903, 1965), (917, 1935), (1179, 1505)]