201728996

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1279}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 416317440

約数和(自身を除く): 214588444

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 131, 172, 262, 301, 524, 602, 917, 1204, 1279, 1834, 2558, 3668, 5116, 5633, 8953, 11266, 17906, 22532, 35812, 39431, 54997, 78862, 109994, 157724, 167549, 219988, 335098, 384979, 670196, 769958, 1172843, 1539916, 2345686, 4691372, 7204607, 14409214, 28818428, 50432249, 100864498, 201728996]

約数ペア:

[(1, 201728996), (2, 100864498), (4, 50432249), (7, 28818428), (14, 14409214), (28, 7204607), (43, 4691372), (86, 2345686), (131, 1539916), (172, 1172843), (262, 769958), (301, 670196), (524, 384979), (602, 335098), (917, 219988), (1204, 167549), (1279, 157724), (1834, 109994), (2558, 78862), (3668, 54997), (5116, 39431), (5633, 35812), (8953, 22532), (11266, 17906)]