819723723

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{22921}}^1$

素因数の和:23075

約数の個数: 32

約数和(自身を含む): 1355515392

約数和(自身を除く): 535791669

約数列:

[1, 3, 7, 13, 21, 39, 91, 131, 273, 393, 917, 1703, 2751, 5109, 11921, 22921, 35763, 68763, 160447, 297973, 481341, 893919, 2085811, 3002651, 6257433, 9007953, 21018557, 39034463, 63055671, 117103389, 273241241, 819723723]

約数ペア:

[(1, 819723723), (3, 273241241), (7, 117103389), (13, 63055671), (21, 39034463), (39, 21018557), (91, 9007953), (131, 6257433), (273, 3002651), (393, 2085811), (917, 893919), (1703, 481341), (2751, 297973), (5109, 160447), (11921, 68763), (22921, 35763)]