29487297

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{281}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 47646720

約数和(自身を除く): 18159423

約数列:

[1, 3, 7, 19, 21, 57, 133, 263, 281, 399, 789, 843, 1841, 1967, 4997, 5339, 5523, 5901, 14991, 16017, 34979, 37373, 73903, 104937, 112119, 221709, 517321, 1404157, 1551963, 4212471, 9829099, 29487297]

約数ペア:

[(1, 29487297), (3, 9829099), (7, 4212471), (19, 1551963), (21, 1404157), (57, 517321), (133, 221709), (263, 112119), (281, 104937), (399, 73903), (789, 37373), (843, 34979), (1841, 16017), (1967, 14991), (4997, 5901), (5339, 5523)]