213289728

素因数分解:

$2^8\times 3^1\times {\mathrm{167}}^1\times {\mathrm{1663}}^1$

素因数の和:1849

約数の個数: 72

約数和(自身を含む): 571404288

約数和(自身を除く): 358114560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 167, 192, 256, 334, 384, 501, 668, 768, 1002, 1336, 1663, 2004, 2672, 3326, 4008, 4989, 5344, 6652, 8016, 9978, 10688, 13304, 16032, 19956, 21376, 26608, 32064, 39912, 42752, 53216, 64128, 79824, 106432, 128256, 159648, 212864, 277721, 319296, 425728, 555442, 638592, 833163, 1110884, 1277184, 1666326, 2221768, 3332652, 4443536, 6665304, 8887072, 13330608, 17774144, 26661216, 35548288, 53322432, 71096576, 106644864, 213289728]

約数ペア:

[(1, 213289728), (2, 106644864), (3, 71096576), (4, 53322432), (6, 35548288), (8, 26661216), (12, 17774144), (16, 13330608), (24, 8887072), (32, 6665304), (48, 4443536), (64, 3332652), (96, 2221768), (128, 1666326), (167, 1277184), (192, 1110884), (256, 833163), (334, 638592), (384, 555442), (501, 425728), (668, 319296), (768, 277721), (1002, 212864), (1336, 159648), (1663, 128256), (2004, 106432), (2672, 79824), (3326, 64128), (4008, 53216), (4989, 42752), (5344, 39912), (6652, 32064), (8016, 26608), (9978, 21376), (10688, 19956), (13304, 16032)]