2753751

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 5056128

約数和(自身を除く): 2302377

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 131, 143, 147, 231, 273, 393, 429, 539, 637, 917, 1001, 1441, 1617, 1703, 1911, 2751, 3003, 4323, 5109, 6419, 7007, 10087, 11921, 18733, 19257, 21021, 30261, 35763, 56199, 70609, 83447, 131131, 211827, 250341, 393393, 917917, 2753751]

約数ペア:

[(1, 2753751), (3, 917917), (7, 393393), (11, 250341), (13, 211827), (21, 131131), (33, 83447), (39, 70609), (49, 56199), (77, 35763), (91, 30261), (131, 21021), (143, 19257), (147, 18733), (231, 11921), (273, 10087), (393, 7007), (429, 6419), (539, 5109), (637, 4323), (917, 3003), (1001, 2751), (1441, 1911), (1617, 1703)]