12645479

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1$

素因数の和:863

約数の個数: 24

約数和(自身を含む): 16621200

約数和(自身を除く): 3975721

約数列:

[1, 7, 11, 29, 49, 77, 203, 319, 539, 809, 1421, 2233, 5663, 8899, 15631, 23461, 39641, 62293, 164227, 258071, 436051, 1149589, 1806497, 12645479]

約数ペア:

[(1, 12645479), (7, 1806497), (11, 1149589), (29, 436051), (49, 258071), (77, 164227), (203, 62293), (319, 39641), (539, 23461), (809, 15631), (1421, 8899), (2233, 5663)]