2805495

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{347}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 5712768

約数和(自身を除く): 2907273

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 347, 385, 539, 735, 1041, 1155, 1617, 1735, 2429, 2695, 3817, 5205, 7287, 8085, 11451, 12145, 17003, 19085, 26719, 36435, 51009, 57255, 80157, 85015, 133595, 187033, 255045, 400785, 561099, 935165, 2805495]

約数ペア:

[(1, 2805495), (3, 935165), (5, 561099), (7, 400785), (11, 255045), (15, 187033), (21, 133595), (33, 85015), (35, 80157), (49, 57255), (55, 51009), (77, 36435), (105, 26719), (147, 19085), (165, 17003), (231, 12145), (245, 11451), (347, 8085), (385, 7287), (539, 5205), (735, 3817), (1041, 2695), (1155, 2429), (1617, 1735)]