221837984

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1979}}^1$

素因数の和:2133

約数の個数: 48

約数和(自身を含む): 455051520

約数和(自身を除く): 233213536

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 113, 124, 226, 248, 452, 496, 904, 992, 1808, 1979, 3503, 3616, 3958, 7006, 7916, 14012, 15832, 28024, 31664, 56048, 61349, 63328, 112096, 122698, 223627, 245396, 447254, 490792, 894508, 981584, 1789016, 1963168, 3578032, 6932437, 7156064, 13864874, 27729748, 55459496, 110918992, 221837984]

約数ペア:

[(1, 221837984), (2, 110918992), (4, 55459496), (8, 27729748), (16, 13864874), (31, 7156064), (32, 6932437), (62, 3578032), (113, 1963168), (124, 1789016), (226, 981584), (248, 894508), (452, 490792), (496, 447254), (904, 245396), (992, 223627), (1808, 122698), (1979, 112096), (3503, 63328), (3616, 61349), (3958, 56048), (7006, 31664), (7916, 28024), (14012, 15832)]