28528752

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 84851712

約数和(自身を除く): 56322960

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 197, 336, 394, 431, 591, 788, 862, 1182, 1293, 1379, 1576, 1724, 2364, 2586, 2758, 3017, 3152, 3448, 4137, 4728, 5172, 5516, 6034, 6896, 8274, 9051, 9456, 10344, 11032, 12068, 16548, 18102, 20688, 22064, 24136, 33096, 36204, 48272, 66192, 72408, 84907, 144816, 169814, 254721, 339628, 509442, 594349, 679256, 1018884, 1188698, 1358512, 1783047, 2037768, 2377396, 3566094, 4075536, 4754792, 7132188, 9509584, 14264376, 28528752]

約数ペア:

[(1, 28528752), (2, 14264376), (3, 9509584), (4, 7132188), (6, 4754792), (7, 4075536), (8, 3566094), (12, 2377396), (14, 2037768), (16, 1783047), (21, 1358512), (24, 1188698), (28, 1018884), (42, 679256), (48, 594349), (56, 509442), (84, 339628), (112, 254721), (168, 169814), (197, 144816), (336, 84907), (394, 72408), (431, 66192), (591, 48272), (788, 36204), (862, 33096), (1182, 24136), (1293, 22064), (1379, 20688), (1576, 18102), (1724, 16548), (2364, 12068), (2586, 11032), (2758, 10344), (3017, 9456), (3152, 9051), (3448, 8274), (4137, 6896), (4728, 6034), (5172, 5516)]