820170054

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{142837}}^1$

素因数の和:142885

約数の個数: 48

約数和(自身を含む): 2005445520

約数和(自身を除く): 1185275466

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 174, 198, 261, 319, 522, 638, 957, 1914, 2871, 5742, 142837, 285674, 428511, 857022, 1285533, 1571207, 2571066, 3142414, 4142273, 4713621, 8284546, 9427242, 12426819, 14140863, 24853638, 28281726, 37280457, 45565003, 74560914, 91130006, 136695009, 273390018, 410085027, 820170054]

約数ペア:

[(1, 820170054), (2, 410085027), (3, 273390018), (6, 136695009), (9, 91130006), (11, 74560914), (18, 45565003), (22, 37280457), (29, 28281726), (33, 24853638), (58, 14140863), (66, 12426819), (87, 9427242), (99, 8284546), (174, 4713621), (198, 4142273), (261, 3142414), (319, 2571066), (522, 1571207), (638, 1285533), (957, 857022), (1914, 428511), (2871, 285674), (5742, 142837)]