2243955

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 4333824

約数和(自身を除く): 2089869

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 71, 105, 129, 147, 213, 215, 245, 301, 355, 497, 645, 735, 903, 1065, 1491, 1505, 2107, 2485, 3053, 3479, 4515, 6321, 7455, 9159, 10437, 10535, 15265, 17395, 21371, 31605, 45795, 52185, 64113, 106855, 149597, 320565, 448791, 747985, 2243955]

約数ペア:

[(1, 2243955), (3, 747985), (5, 448791), (7, 320565), (15, 149597), (21, 106855), (35, 64113), (43, 52185), (49, 45795), (71, 31605), (105, 21371), (129, 17395), (147, 15265), (213, 10535), (215, 10437), (245, 9159), (301, 7455), (355, 6321), (497, 4515), (645, 3479), (735, 3053), (903, 2485), (1065, 2107), (1491, 1505)]