28966623

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 18933537

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 357, 697, 861, 1979, 2091, 4879, 5937, 13853, 14637, 33643, 41559, 81139, 100929, 235501, 243417, 567973, 706503, 1379363, 1703919, 4138089, 9655541, 28966623]

約数ペア:

[(1, 28966623), (3, 9655541), (7, 4138089), (17, 1703919), (21, 1379363), (41, 706503), (51, 567973), (119, 243417), (123, 235501), (287, 100929), (357, 81139), (697, 41559), (861, 33643), (1979, 14637), (2091, 13853), (4879, 5937)]