388645938

素因数分解:

$2^1\times 3^6\times {\mathrm{149}}^1\times {\mathrm{1789}}^1$

素因数の和:1958

約数の個数: 56

約数和(自身を含む): 880411500

約数和(自身を除く): 491765562

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 149, 162, 243, 298, 447, 486, 729, 894, 1341, 1458, 1789, 2682, 3578, 4023, 5367, 8046, 10734, 12069, 16101, 24138, 32202, 36207, 48303, 72414, 96606, 108621, 144909, 217242, 266561, 289818, 434727, 533122, 799683, 869454, 1304181, 1599366, 2399049, 2608362, 4798098, 7197147, 14394294, 21591441, 43182882, 64774323, 129548646, 194322969, 388645938]

約数ペア:

[(1, 388645938), (2, 194322969), (3, 129548646), (6, 64774323), (9, 43182882), (18, 21591441), (27, 14394294), (54, 7197147), (81, 4798098), (149, 2608362), (162, 2399049), (243, 1599366), (298, 1304181), (447, 869454), (486, 799683), (729, 533122), (894, 434727), (1341, 289818), (1458, 266561), (1789, 217242), (2682, 144909), (3578, 108621), (4023, 96606), (5367, 72414), (8046, 48303), (10734, 36207), (12069, 32202), (16101, 24138)]