642289146

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{4817}}^1$

素因数の和:5206

約数の個数: 32

約数和(自身を含む): 1307104128

約数和(自身を除く): 664814982

約数列:

[1, 2, 3, 6, 71, 142, 213, 313, 426, 626, 939, 1878, 4817, 9634, 14451, 22223, 28902, 44446, 66669, 133338, 342007, 684014, 1026021, 1507721, 2052042, 3015442, 4523163, 9046326, 107048191, 214096382, 321144573, 642289146]

約数ペア:

[(1, 642289146), (2, 321144573), (3, 214096382), (6, 107048191), (71, 9046326), (142, 4523163), (213, 3015442), (313, 2052042), (426, 1507721), (626, 1026021), (939, 684014), (1878, 342007), (4817, 133338), (9634, 66669), (14451, 44446), (22223, 28902)]