788256868

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1\times {\mathrm{691}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 1595962368

約数和(自身を除く): 807705500

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 311, 524, 622, 691, 917, 1244, 1382, 1834, 2177, 2764, 3668, 4354, 4837, 8708, 9674, 19348, 40741, 81482, 90521, 162964, 181042, 214901, 285187, 362084, 429802, 570374, 633647, 859604, 1140748, 1267294, 1504307, 2534588, 3008614, 6017228, 28152031, 56304062, 112608124, 197064217, 394128434, 788256868]

約数ペア:

[(1, 788256868), (2, 394128434), (4, 197064217), (7, 112608124), (14, 56304062), (28, 28152031), (131, 6017228), (262, 3008614), (311, 2534588), (524, 1504307), (622, 1267294), (691, 1140748), (917, 859604), (1244, 633647), (1382, 570374), (1834, 429802), (2177, 362084), (2764, 285187), (3668, 214901), (4354, 181042), (4837, 162964), (8708, 90521), (9674, 81482), (19348, 40741)]