287128128

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{213637}}^1$

素因数の和:213659

約数の個数: 56

約数和(自身を含む): 868224832

約数和(自身を除く): 581096704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 213637, 427274, 640911, 854548, 1281822, 1495459, 1709096, 2563644, 2990918, 3418192, 4486377, 5127288, 5981836, 6836384, 8972754, 10254576, 11963672, 13672768, 17945508, 20509152, 23927344, 35891016, 41018304, 47854688, 71782032, 95709376, 143564064, 287128128]

約数ペア:

[(1, 287128128), (2, 143564064), (3, 95709376), (4, 71782032), (6, 47854688), (7, 41018304), (8, 35891016), (12, 23927344), (14, 20509152), (16, 17945508), (21, 13672768), (24, 11963672), (28, 10254576), (32, 8972754), (42, 6836384), (48, 5981836), (56, 5127288), (64, 4486377), (84, 3418192), (96, 2990918), (112, 2563644), (168, 1709096), (192, 1495459), (224, 1281822), (336, 854548), (448, 640911), (672, 427274), (1344, 213637)]